less function calls
simplified sort function
added assert
inlined some functions
fast path for named property access
unregister all user tasks on shutdown
updated devel CHANGELOG
Fixed graph tests
Merge branch 'devel' of github.com:triAGENS/ArangoDB into devel
Started fixing dashboard config tests
Fixed dashboard config test
Started fixing tests for dashboard
Fixed dashboard view spec
Fixed Document statistic spec and JSLint
Reduce timeout to get users data on coordinator.
Fix startup race bug in cluster.

If a coordinator cannot get the users of a database, it just gives
up and immediately tries again in the next heartbeat.
Fixed scss-lint warnings
Merge branch 'devel' of github.com:triAGENS/ArangoDB into devel
Fix logic of abort in handlePlanChangeCoordinator.
specialized primary index for faster comparisons and less datafile lookups