update some links from http to https where supported (#1647)

_sass/2015/base/utils.sass

@@ -9,7 +9,7 @@
   font-kerning: auto
 
   // opentype options: kerning, ligatures, horiz ligatures, discretionary ligatures, contextual swash
-  // http://en.wikipedia.org/wiki/List_of_typographic_features
+  // https://en.wikipedia.org/wiki/List_of_typographic_features
   -webkit-font-feature-settings: "kern", "liga", "dlig", "hlig", "cswh"
   font-feature-settings: "kern", "liga", "dlig", "hlig", "cswh"
 

ansible-modules.md

@@ -97,7 +97,7 @@ Define your tasks in any of these formats. One-line format is preferred for shor
     bare: yes
 ```
 
-See: [git module](http://devdocs.io/ansible/git_module)
+See: [git module](https://devdocs.io/ansible/git_module)
 
 ### git_config
 
@@ -108,7 +108,7 @@ See: [git module](http://devdocs.io/ansible/git_module)
     value: hi@example.com
 ```
 
-See: [git_config module](http://devdocs.io/ansible/git_config_module)
+See: [git_config module](https://devdocs.io/ansible/git_config_module)
 
 ### user
 
@@ -122,7 +122,7 @@ See: [git_config module](http://devdocs.io/ansible/git_config_module)
     comment: "Git Version Control"
 ```
 
-See: [user module](http://devdocs.io/ansible/user_module)
+See: [user module](https://devdocs.io/ansible/user_module)
 
 ### service
 
@@ -133,7 +133,7 @@ See: [user module](http://devdocs.io/ansible/user_module)
     enabled: yes     # optional
 ```
 
-See: [service module](http://devdocs.io/ansible/service_module)
+See: [service module](https://devdocs.io/ansible/service_module)
 
 ## Shell
 
@@ -161,7 +161,7 @@ See: [service module](http://devdocs.io/ansible/service_module)
     echo "multiple lines"
 ```
 
-See: [shell module](http://devdocs.io/ansible/shell_module)
+See: [shell module](https://devdocs.io/ansible/shell_module)
 
 ### script
 
@@ -173,7 +173,7 @@ See: [shell module](http://devdocs.io/ansible/shell_module)
     chdir: /path         # cd here before running
 ```
 
-See: [script module](http://devdocs.io/ansible/script_module)
+See: [script module](https://devdocs.io/ansible/script_module)
 
 ## Files
 
@@ -192,7 +192,7 @@ See: [script module](http://devdocs.io/ansible/script_module)
     force: yes    # ln -nfs
 ```
 
-See: [file module](http://devdocs.io/ansible/file_module)
+See: [file module](https://devdocs.io/ansible/file_module)
 
 ### copy
 
@@ -208,7 +208,7 @@ See: [file module](http://devdocs.io/ansible/file_module)
     backup: yes
 ```
 
-See: [copy module](http://devdocs.io/ansible/copy_module)
+See: [copy module](https://devdocs.io/ansible/copy_module)
 
 ### template
 
@@ -224,7 +224,7 @@ See: [copy module](http://devdocs.io/ansible/copy_module)
     backup: yes
 ```
 
-See: [template module](http://devdocs.io/ansible/template_module)
+See: [template module](https://devdocs.io/ansible/template_module)
 
 ## Local actions
 
@@ -242,6 +242,6 @@ See: [template module](http://devdocs.io/ansible/template_module)
     msg: "Hello {{ var }}"
 ```
 
-See: [debug module](http://devdocs.io/ansible/debug_module)
+See: [debug module](https://devdocs.io/ansible/debug_module)
 {% endraw %}
 

appcache.md

@@ -11,7 +11,7 @@ CACHE MANIFEST
 # version
 
 CACHE:
-http://www.google.com/jsapi
+https://www.google.com/jsapi
 /assets/app.js
 /assets/bg.png
 

awscli.md

@@ -56,15 +56,15 @@ aws configure --profile project2
 eb config
 ```
 
-See: <http://docs.aws.amazon.com/elasticbeanstalk/latest/dg/command-options.html>
+See: <https://docs.aws.amazon.com/elasticbeanstalk/latest/dg/command-options.html>
 
 ## ebextensions
 
-* <http://docs.aws.amazon.com/elasticbeanstalk/latest/dg/customize-containers.html>
+* <https://docs.aws.amazon.com/elasticbeanstalk/latest/dg/customize-containers.html>
-* <http://docs.aws.amazon.com/elasticbeanstalk/latest/dg/customize-containers-ec2.html>
+* <https://docs.aws.amazon.com/elasticbeanstalk/latest/dg/customize-containers-ec2.html>
 
 ## Also see
 
 * [AWS CLI](https://aws.amazon.com/cli/)
-* [Documentation](http://docs.aws.amazon.com/cli/latest/userguide/cli-chap-welcome.html)
+* [Documentation](https://docs.aws.amazon.com/cli/latest/userguide/cli-chap-welcome.html)
-* [All commands](http://docs.aws.amazon.com/cli/latest/reference/#available-services)
+* [All commands](https://docs.aws.amazon.com/cli/latest/reference/#available-services)

capybara.md

@@ -266,7 +266,7 @@ page.status_code == 200
 page.response_headers
 ```
 
-See: <http://www.rubydoc.info/github/jnicklas/capybara/master/Capybara/Session>
+See: <https://www.rubydoc.info/github/jnicklas/capybara/master/Capybara/Session>
 
 ### Poltergeist
 
@@ -333,5 +333,5 @@ page.set_rack_session(foo: 'bar')
 ## See also
 {: .-one-column}
 
-- <http://rubydoc.info/github/jnicklas/capybara/Capybara/RSpecMatchers>
+- <https://rubydoc.info/github/jnicklas/capybara/Capybara/RSpecMatchers>
-- <http://www.rubydoc.info/github/jnicklas/capybara/master/Capybara/Node/Matchers>
+- <https://www.rubydoc.info/github/jnicklas/capybara/master/Capybara/Node/Matchers>

css-flexbox.md

@@ -194,4 +194,4 @@ Vertically-center all items.
 {: .-one-column}
 
  * [MDN: Using CSS flexbox](https://developer.mozilla.org/en-US/docs/Web/Guide/CSS/Flexible_boxes)
- * [Ultimate flexbox cheatsheet](http://www.sketchingwithcss.com/samplechapter/cheatsheet.html)
+ * [Ultimate flexbox cheatsheet](https://www.sketchingwithcss.com/samplechapter/cheatsheet.html)

docker.md

@@ -186,4 +186,4 @@ Delete all the volumes
 Also see
 --------
 
- * [Getting Started](http://www.docker.io/gettingstarted/) _(docker.io)_
+ * [Getting Started](https://www.docker.io/gettingstarted/) _(docker.io)_

enzyme.md

@@ -18,7 +18,7 @@ keywords:
 ### Introduction
 {: .-intro}
 
-[Enzyme](http://airbnb.io/enzyme) lets you write unit tests for React components. This guide covers Enzyme 3.x.
+[Enzyme](https://airbnb.io/enzyme) lets you write unit tests for React components. This guide covers Enzyme 3.x.
 
 - [Enzyme website](https://enzymejs.github.io/enzyme/) _(enzymejs.github.io)_
 
@@ -41,8 +41,8 @@ wrap = mount(<MyComponent />)
 Shallow wrapping doesn't descend down to sub-components.
 A full mount also mounts sub-components.
 
-See: [Shallow rendering](http://airbnb.io/enzyme/docs/api/shallow.html),
+See: [Shallow rendering](https://airbnb.io/enzyme/docs/api/shallow.html),
-[Full rendering](http://airbnb.io/enzyme/docs/api/mount.html)
+[Full rendering](https://airbnb.io/enzyme/docs/api/mount.html)
 
 ### Debugging
 
@@ -52,7 +52,7 @@ console.log(wrap.debug())
 
 Shows HTML for debugging purposes.
 
-See: [debug()](http://airbnb.io/enzyme/docs/api/ReactWrapper/debug.html)
+See: [debug()](https://airbnb.io/enzyme/docs/api/ReactWrapper/debug.html)
 
 ## Examples
 {: .-three-column}
@@ -173,7 +173,7 @@ Enzyme.configure({ adapter: new Adapter() })
 
 This configures Enzyme for React v16, and Jest to automatically configure Enzyme for you. There are other adapters in Enzyme's installation instructions.
 
-See: [Installation](http://airbnb.io/enzyme/#installation)
+See: [Installation](https://airbnb.io/enzyme/#installation)
 
 ### Jest snapshots
 
@@ -229,7 +229,7 @@ wrap.getElements()    // → Array<ReactElement>
 wrap.getDOMNode()     // → DOMComponent
 ```
 
-See: [Full rendering API](http://airbnb.io/enzyme/docs/api/mount.html)
+See: [Full rendering API](https://airbnb.io/enzyme/docs/api/mount.html)
 
 ### Actions
 

heroku.md

@@ -6,7 +6,7 @@ updated: 2017-10-11
 description: |
   A one-page reference to common Heroku-CLI commands.
 intro: |
-  [Heroku](http://heroku.com/) is a web hosting platform supporting many languages, and this guide is a reference to Heroku's [command-line interface](http://heroku.com/).
+  [Heroku](https://heroku.com/) is a web hosting platform supporting many languages, and this guide is a reference to Heroku's [command-line interface](https://heroku.com/).
 ---
 
 ### `create` - Create an app

html-microformats.md

@@ -7,8 +7,8 @@ layout: 2017/sheet
 ### Author
 
 ``` html
-<span class="entry-author" itemprop="author" itemscope="itemscope" itemtype="http://schema.org/Person">
+<span class="entry-author" itemprop="author" itemscope="itemscope" itemtype="https://schema.org/Person">
-  <a href="http://AUTHORPAGE" class="entry-author-link" itemprop="url" rel="author">
+  <a href="https://AUTHORPAGE" class="entry-author-link" itemprop="url" rel="author">
     <span class="entry-author-name" itemprop="name">AUTHORNAME</span>
   </a>
 </span>

jekyll.md

@@ -35,7 +35,7 @@ END
 bundle exec jekyll serve
 ```
 
-See: [Jekyll quickstart](http://jekyllrb.com/docs/quickstart/)<br>
+See: [Jekyll quickstart](https://jekyllrb.com/docs/quickstart/)<br>
 See: [github/pages-gem](https://github.com/github/pages-gem)
 
 ### Directories
@@ -81,7 +81,7 @@ Hello! this is my post.
 {: data-line="1,2,3,4"}
 
 Attach metadata to a page by adding them on top of the page, delimited by `---`.
-See: [Front-matter](http://jekyllrb.com/docs/frontmatter/)
+See: [Front-matter](https://jekyllrb.com/docs/frontmatter/)
 
 ### Other frontmatter stuff
 
@@ -108,7 +108,7 @@ include: ['.htaccess']
 ```
 
 All config keys are optional.
-See: [Configuration](http://jekyllrb.com/docs/configuration/)
+See: [Configuration](https://jekyllrb.com/docs/configuration/)
 
 Markup
 ------
@@ -216,7 +216,7 @@ Markup
 | `{{ content }}` | HTML content (use in layouts) |
 | `{{ paginator }}` | Paginator |
 
-See: [Variables](http://jekyllrb.com/docs/variables/)
+See: [Variables](https://jekyllrb.com/docs/variables/)
 
 ### Site
 
@@ -358,7 +358,7 @@ Filters
 | ---                                | ---         |
 | `slice:` _-3, 3_                   |             |
 
-See: [String filters](http://docs.shopify.com/themes/liquid-documentation/filters)
+See: [String filters](https://docs.shopify.com/themes/liquid-documentation/filters)
 
 ### String filters (Jekyll-only)
 
@@ -407,7 +407,7 @@ paginate: 5
 paginate_path: "blog/:num"
 ```
 
-See: [Paginator](http://jekyllrb.com/docs/pagination/)
+See: [Paginator](https://jekyllrb.com/docs/pagination/)
 
 ### Numbers
 
@@ -446,13 +446,13 @@ See: [Paginator](http://jekyllrb.com/docs/pagination/)
 
     _posts/YEAR-MONTH-DAY-title.md
 
-See: [Blogging](http://jekyllrb.com/docs/posts/)
+See: [Blogging](https://jekyllrb.com/docs/posts/)
 
 ### Image paths
 
     ![My helpful screenshot]({{ site.url }}/assets/screenshot.jpg)
 
-See: [Image paths](http://jekyllrb.com/docs/posts/#including-images-and-resources)
+See: [Image paths](https://jekyllrb.com/docs/posts/#including-images-and-resources)
 
 ### Drafts
 
@@ -460,7 +460,7 @@ See: [Image paths](http://jekyllrb.com/docs/posts/#including-images-and-resource
     jekyll build --drafts
 
 Posts in `_drafts` only show up in development, but not production.
-See: [Drafts](http://jekyllrb.com/docs/drafts/)
+See: [Drafts](https://jekyllrb.com/docs/drafts/)
 
 ### Defining excerpts
 
@@ -474,7 +474,7 @@ Hello, let's talk about cats. (···)
 ```
 
 Put a key `excerpt` in the frontmatter.
-See: [Excerpts](http://jekyllrb.com/docs/posts/#post-excerpts)
+See: [Excerpts](https://jekyllrb.com/docs/posts/#post-excerpts)
 
 ### Displaying excerpts
 
@@ -509,7 +509,7 @@ Alternatively, you can put excerpts inline in your post by defining `excerpt_sep
     permalink: none   # /:categories/:title.html
     permalink: "/:title"
 
-See: [Permalinks](http://jekyllrb.com/docs/permalinks/)
+See: [Permalinks](https://jekyllrb.com/docs/permalinks/)
 
 ## More features
 
@@ -526,7 +526,7 @@ _data/members.yml
 {% endfor %}
 ```
 
-See: [Data](http://jekyllrb.com/docs/datafiles/)
+See: [Data](https://jekyllrb.com/docs/datafiles/)
 
 ### Collections
 
@@ -549,7 +549,7 @@ real_name: Anne Rice
 {% for author in site.authors %}
 ```
 
-See: [Collections](http://jekyllrb.com/docs/collections/)
+See: [Collections](https://jekyllrb.com/docs/collections/)
 
 ### Code highlighter
 
@@ -583,12 +583,12 @@ Also see
 --------
 {: .-one-column}
 
-* [Jekyll docs](http://jekyllrb.com/docs/home/) _jekyllrb.com_
+* [Jekyll docs](https://jekyllrb.com/docs/home/) _jekyllrb.com_
 * [CloudCannon Jekyll cheatsheet](https://learn.cloudcannon.com/jekyll-cheat-sheet/) _cloudcannon.com_
-* [Jekyll: templates](http://jekyllrb.com/docs/templates/) _jekyllrb.com_
+* [Jekyll: templates](https://jekyllrb.com/docs/templates/) _jekyllrb.com_
-* [Liquid: output](http://docs.shopify.com/themes/liquid-basics/output) _shopify.com_
+* [Liquid: output](https://docs.shopify.com/themes/liquid-basics/output) _shopify.com_
-* [Liquid: logic](http://docs.shopify.com/themes/liquid-basics/logic) _shopify.com_
+* [Liquid: logic](https://docs.shopify.com/themes/liquid-basics/logic) _shopify.com_
-* [Liquid: filters](http://docs.shopify.com/themes/liquid-documentation/filters) _shopify.com_
+* [Liquid: filters](https://docs.shopify.com/themes/liquid-documentation/filters) _shopify.com_
 * [Liquid for designers](https://github.com/Shopify/liquid/wiki/Liquid-for-Designers) _github.com/Shopify_
 {: .-also-see}
 

jest.md

@@ -33,7 +33,7 @@ npm install --save-dev jest babel-jest
 npm test -- --watch
 ```
 
-See: [Getting started](http://facebook.github.io/jest/docs/en/getting-started.html)
+See: [Getting started](https://facebook.github.io/jest/docs/en/getting-started.html)
 
 ### Writing tests
 
@@ -45,7 +45,7 @@ describe('My work', () => {
 })
 ```
 
-See: [describe()](http://facebook.github.io/jest/docs/en/api.html#describename-fn), [test()](http://facebook.github.io/jest/docs/en/api.html#testname-fn), [expect()](http://facebook.github.io/jest/docs/en/expect.html#content)
+See: [describe()](https://facebook.github.io/jest/docs/en/api.html#describename-fn), [test()](https://facebook.github.io/jest/docs/en/api.html#testname-fn), [expect()](https://facebook.github.io/jest/docs/en/expect.html#content)
 
 ### BDD syntax
 
@@ -58,7 +58,7 @@ describe('My work', () => {
 ```
 
 `it` is an alias for `test`.
-See: [test()](http://facebook.github.io/jest/docs/en/api.html#testname-fn)
+See: [test()](https://facebook.github.io/jest/docs/en/api.html#testname-fn)
 
 ### Setup
 
@@ -72,7 +72,7 @@ beforeAll(() => { ... })
 afterAll(() => { ... })
 ```
 
-See: [afterAll() and more](http://facebook.github.io/jest/docs/en/api.html#afterallfn)
+See: [afterAll() and more](https://facebook.github.io/jest/docs/en/api.html#afterallfn)
 
 ### Focusing tests
 
@@ -81,7 +81,7 @@ describe.only(···)
 it.only(···) // alias: fit()
 ```
 
-See: [test.only](http://facebook.github.io/jest/docs/en/api.html#testonlyname-fn)
+See: [test.only](https://facebook.github.io/jest/docs/en/api.html#testonlyname-fn)
 
 
 ### Skipping tests
@@ -91,7 +91,7 @@ describe.skip(···)
 it.skip(···) // alias: xit()
 ```
 
-See: [test.skip](http://facebook.github.io/jest/docs/en/api.html#testskipname-fn)
+See: [test.skip](https://facebook.github.io/jest/docs/en/api.html#testskipname-fn)
 
 
 ### Optional flags
@@ -117,7 +117,7 @@ expect(value)
 ```
 
 Note that `toEqual` is a deep equality check.
-See: [expect()](http://facebook.github.io/jest/docs/en/expect.html#expectvalue)
+See: [expect()](https://facebook.github.io/jest/docs/en/expect.html#expectvalue)
 
 ### Snapshots
 
@@ -218,7 +218,7 @@ test('works with async/await', async () => {
 {: data-line="2"}
 
 Return promises, or use async/await.
-See: [Async tutorial](http://facebook.github.io/jest/docs/en/tutorial-async.html)
+See: [Async tutorial](https://facebook.github.io/jest/docs/en/tutorial-async.html)
 
 ### Snapshots
 
@@ -231,7 +231,7 @@ it('works', () => {
 {: data-line="3"}
 
 First run creates a snapshot. Subsequent runs match the saved snapshot.
-See: [Snapshot testing](http://facebook.github.io/jest/docs/en/snapshot-testing.html)
+See: [Snapshot testing](https://facebook.github.io/jest/docs/en/snapshot-testing.html)
 
 ### React test renderer
 
@@ -243,7 +243,7 @@ import renderer from 'react-test-renderer'
 ```jsx
 it('works', () => {
   const tree = renderer.create(
-    <Link page="http://www.facebook.com">Facebook</Link>
+    <Link page="https://www.facebook.com">Facebook</Link>
   ).toJSON()
 
   expect(tree).toMatchSnapshot()
@@ -252,7 +252,7 @@ it('works', () => {
 {: data-line="2,3,4"}
 
 React's test renderer can be used for Jest snapshots.
-See: [Snapshot test](http://facebook.github.io/jest/docs/en/tutorial-react-native.html#snapshot-test)
+See: [Snapshot test](https://facebook.github.io/jest/docs/en/tutorial-react-native.html#snapshot-test)
 
 ### Timers
 
@@ -268,7 +268,7 @@ it('works', () => {
 })
 ```
 
-See: [Timer Mocks](http://facebook.github.io/jest/docs/en/timer-mocks.html)
+See: [Timer Mocks](https://facebook.github.io/jest/docs/en/timer-mocks.html)
 
 ## Mock functions
 
@@ -282,7 +282,7 @@ const fn = jest.fn()
 const fn = jest.fn(n => n * n)
 ```
 
-See: [Mock functions](http://facebook.github.io/jest/docs/en/mock-functions.html#using-a-mock-function)
+See: [Mock functions](https://facebook.github.io/jest/docs/en/mock-functions.html#using-a-mock-function)
 
 ### Assertions
 
@@ -319,7 +319,7 @@ Fn.mock.instances
 ```
 {: data-line="1"}
 
-See: [.mock property](http://facebook.github.io/jest/docs/en/mock-functions.html#mock-property)
+See: [.mock property](https://facebook.github.io/jest/docs/en/mock-functions.html#mock-property)
 
 ### Calls
 
@@ -336,7 +336,7 @@ fn.mock.calls[1][0]    // → 456
 ```
 {: data-line="1,2,3"}
 
-See: [.mock property](http://facebook.github.io/jest/docs/en/mock-functions.html#mock-property)
+See: [.mock property](https://facebook.github.io/jest/docs/en/mock-functions.html#mock-property)
 
 ### Return values
 
@@ -368,5 +368,5 @@ fn()    // → 2
 ## References
 {: .-one-column}
 
-- <http://facebook.github.io/jest/>
+- <https://facebook.github.io/jest/>
 {: .-also-see}

jshint.md

@@ -8,7 +8,7 @@ updated: 2017-09-12
 ### Relaxing
 
 Enable these options to *not* throw errors in these conditions.
-See: [Relaxing](http://www.jshint.com/docs/options/#relaxing-options)
+See: [Relaxing](https://www.jshint.com/docs/options/#relaxing-options)
 {: .-setup}
 
 ```js
@@ -70,7 +70,7 @@ process.env['name_here']
 ### Enforcing
 
 Enable these options to catch more errors.
-See: [Enforcing](http://www.jshint.com/docs/options/#enforcing-options)
+See: [Enforcing](https://www.jshint.com/docs/options/#enforcing-options)
 {: .-setup}
 
 ```js
@@ -150,9 +150,9 @@ function() { ... }              // err: need "use strict"
 /* jshint jquery: true */  jQuery, $
 ```
 
-See: [Environments](http://www.jshint.com/docs/options/#environments)
+See: [Environments](https://www.jshint.com/docs/options/#environments)
 
 ### Also see
 
-* <http://www.jshint.com/docs/options/>
+* <https://www.jshint.com/docs/options/>
 * <https://gist.github.com/haschek/2595796>

lua.md

@@ -296,5 +296,5 @@ title: Lua
 
 ## Reference
 
-  http://www.lua.org/pil/13.html
+  https://www.lua.org/pil/13.html
   http://lua-users.org/wiki/ObjectOrientedProgramming

nodejs-fs.md

@@ -52,4 +52,4 @@ category: Node.js
 
 ### References
 
-- http://nodejs.org/api/fs.html
+- https://nodejs.org/api/fs.html

rails-migrations.md

@@ -119,4 +119,4 @@ Use `ActiveRecord::Migration`.
 
 ### References
 
- * http://apidock.com/rails/ActiveRecord/ConnectionAdapters/SchemaStatements/add_index
+ * https://apidock.com/rails/ActiveRecord/ConnectionAdapters/SchemaStatements/add_index

ronn.md

@@ -6,7 +6,7 @@ updated: 2017-10-15
 weight: -1
 prism_languages: [bash, ruby, json, markdown]
 intro: |
-  Ronn generates Man pages. See [ronn(1)](http://rtomayko.github.io/ronn/ronn.1.html), [ronn-format(7)](http://rtomayko.github.com/ronn/ronn-format.7.html). Also see it on GitHub: [rtomayko/ronn](https://github.com/rtomayko/ronn).
+  Ronn generates Man pages. See [ronn(1)](https://rtomayko.github.io/ronn/ronn.1.html), [ronn-format(7)](https://rtomayko.github.com/ronn/ronn-format.7.html). Also see it on GitHub: [rtomayko/ronn](httpss://github.com/rtomayko/ronn).
 ---
 
 ## Getting started
@@ -110,8 +110,8 @@ markdown(7)
 #### URL links
 
 ```
-[URL link](http://github.com/rstacruz)
+[URL link](https://github.com/rstacruz)
-<http://github.com>
+<https://github.com>
 ```
 
 ## Frequently-used sections
@@ -174,7 +174,7 @@ markdown(7)
 | `7`     | Misc                                          |
 | `8`     | System administration commands and procedures |
 
-See [Man page sections](http://www.december.com/unix/ref/mansec.html) (december.com).
+See [Man page sections](https://www.december.com/unix/ref/mansec.html) (december.com).
 
 ## Using with npm
 

semver.md

@@ -92,5 +92,5 @@ When the left is partial (eg, `1.2`), missing pieces are assumed to be `0` (eg,
 ## References
 {: .-one-column}
 
- * <http://semver.org/>
+ * <https://semver.org/>
  * <https://docs.npmjs.com/misc/semver>

travis.md

@@ -109,6 +109,6 @@ gemfile:
 
 ### References
 
-- http://about.travis-ci.org/docs/user/build-configuration/
+- https://about.travis-ci.org/docs/user/build-configuration/
-- http://about.travis-ci.org/docs/user/languages/javascript-with-nodejs/
+- https://about.travis-ci.org/docs/user/languages/javascript-with-nodejs/
-- http://about.travis-ci.org/docs/user/languages/ruby/
+- https://about.travis-ci.org/docs/user/languages/ruby/

vim-diff.md

@@ -5,7 +5,7 @@ layout: 2017/sheet
 updated: 2018-12-06
 weight: -10
 intro: |
-  [Vim](http://www.vim.org/) is a very efficient text editor. This reference was made for Vim 8.0.
+  [Vim](https://www.vim.org/) is a very efficient text editor. This reference was made for Vim 8.0.
 ---
 
 Getting started
@@ -56,5 +56,5 @@ Also see
 --------
 
 - [Vim cheatsheet](https://vim.rtorr.com/) _(vim.rotrr.com)_
-- [Vim documentation](http://vimdoc.sourceforge.net/htmldoc/) _(vimdoc.sourceforge.net)_
+- [Vim documentation](https://vimdoc.sourceforge.net/htmldoc/) _(vimdoc.sourceforge.net)_
-- [Interactive Vim tutorial](http://openvim.com/) _(openvim.com)_
+- [Interactive Vim tutorial](https://openvim.com/) _(openvim.com)_