* validate analyzer properties, do not return `null` for identity analyzer properties
* fix some tests
* Fixed tests for new analyzer parameters validation. Added explicit test for analyzer parameter validation
* update iresearch, fix analyzer tests
* fix more tests
* fix tests
* store analyzer properties as vpack
* more compilation fixes
* Updated iresearch
* Tests compilation fixed
* Test run fixes
* Test run fixes
* Fix test run
* Fixed all IresearchTests
* Fixed V8Analyzers tests
* Added ngram and delimeter analyzers vpack config
* Added ngram and stem analyzers vpack parsers. Added tests
* Fixed internal issue #593 Fixed build issue
* Fixed tests
* Fixed Gtest tests
* Changed test run to fix Mac failure
* Mac tests debugging
* Fixed jslint errors
* test tracing added
* Taken account for VPackSlice operator== false negatives
* properly handle shorthand of system analyzer
* don't allow accessing local analyzer from within another database
* ensure local analyzer are not acessible from outside
* fix duplicate ids
* issue 526.6: implement REST and V8 handlers for the iresearch analyzer feature
* address typo
* remove excess comments
* temporarily comment out tests failing on MacOS
* temporarily comment out more MacOS-only test failures
* issue 526.3: update analyzer feature to store analyzer definitions in per-vocbase system collections
* address merge issues
* address another merge issue
* Added authentication tests for ArangoSearch views creation (client and task)
* Added authentication tests for ArangoSearch views querying (client and task)
* Added authentication tests for ArangoSearch views update (client and task) and correct other tests
* Added authentication tests for ArangoSearch views drop (client and task) and correct other tests
* Fix tests to support additional 'properties' layer of a view
* Add data to dumped/restored collection with a link from a view to single server test and view dump/restore to cluster tests
* backport from iresearch upstream: use a bitvector instead of an acceptor lambda for consolidation policies
* ensure view access permissions are checked for REST calls
* ensure view access permissions are checked for V8 calls
* do not allow LogicalView property modification if reading the properties fails
* Fixed authentication tests for ArangoSearch views to pass regardless of errorNum and possible multiple REST codes
* add missing ldap feature for enterprise version
* do not store useless data in ArangoSearch index (see #289, #441)