* simplify index API a bit
* fix fulltext index removal performance, simplified code
* updated CHANGELOG
* fix hanging test
* try to fix shutdown problem
* improve fulltext query performance
* fixed duplicate var
* removed obsolete code
* fix some shutdown races
* do not call ensureIndex that often
* cleaning up several duplicate versions of Index::memory, Index::cleanup, Index::drop, integrating branch issue-383-ensure-delete
* fixing wrong column family
* Testing hash for documents
* fixing logspam error
* added base support for kHash in the edge index
* Current version of hash enabled edge index
* removed rocksdb key type byte, dynamic prefixes for hash-index
* Fixing issues with key classes
* Fixing merge conflict
* Fixing version with semi-working hash index
* fixing various issues
* Fixing hanger in EdgeIndexIterator nextExta, when _cache is disabled. Reenable cache
* Fixing geo index bounds, and fillIndexes error handling
* Adding back failure point
* Fixing RocksDBKey::vertexId
* Added version check on startup
* Fixing version check
* added one more check
* properly detect column families at startup
* Adding additional sanity checking
* Adding missing column family
* some fixes
* Turned off geoindex sync
* fixed error
* added asserts (untested)
* Adding more asserts
* Augmented cache API and fixed a potential deadlock scenario.
* The RocksDBEdgeIndex now tries to read up to 10 times form the cache on lock_timeout. Instead of rewriting everything after first attempt
* 'devel' of https://github.com/arangodb/arangodb:
Fix abort conditions of FailedLeader
removing unused and unimplemented methods
cppcheck
getting rid of exceptions in supervision
change to sleep_until so older windows are pleased (and is a better fitting method anyway)
"searching for culprit breaking ensureIndex in cluster through go driver"
Fixing fulltext deduplication
* 'devel' of https://github.com/arangodb/arangodb: (54 commits)
attempt to fix races in replication
grunt build
use exclusive transaction in syncer
change feature order around
dashboard
added api cluster api routes
add selection of storage engine
use some parallelism
micro optimizations
Fix truncate for geo
added assertions
remove unused include
try to fix initial sync problem
remove unnecessary includes
Finally fix the error where suddenly an array of dbservers are being called
Update queryView.js
initialize bool variable
remove debug output
removed unused private field
Wrong index number
...