* issue 496.3: move more coordinator-related logic out of TRI_vocbase_t, rename some arangosearch view configuration parameters, remove some consolidation policies, update iresearch to revision 6fd9760d81b136f769e277ea5b8f53996ed7a1ca
* address potential deadlock between link creation and FlushThread
* remove code causing nullptr access
* add back lock around reader reopen
* revert: address potential deadlock between link creation and FlushThread
* invalidate payload for each field in FieldIterator before setting a value
* issue 496.1: switch scope of responsibility between a TRI_vocbase_t and a LogicalView in respect to view creation/deletion
* backport: address test failures
* backport: ensure arangosearch links get exported in the dump
* backport: ensure view is created during restore on the coordinator
* Updates for ArangoSearch DDL tests, IResearchView unregistration and known issues
* Add fix for internal issue 483
* issue 459.3: ensure collection permissions are checked before updating/dropping an IResearch view
* backport: ensure collection permissions are checked before updating/dropping an IResearch view on cluster
* backport: address test failures
* backport: address more test failures
* reuse existing classes for scoping ExecContext
* 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)
* issue 410.1: ensure both JavaScript and Rest API for views matches API for collections
* backport: address some FIXMEs
* backport: address test failures
* backport: address more test failures
* backport: fix some Ruby tests
* temporarily comment out broken Ruby tests
* backport: fix more broken Ruby tests
* temporarily comment out failing Ruby tests
* backport: match result structure for View instances with Collection instances
* backport: return different result structure for view listing and view definition
* backport: fix even more broken Ruby tests
* backport: do not depend on unordered_set stable order
* update documentation