Issue #1666 tests refactoring was done.
 first minimal migration of lazy set.
Fixed issue #2574 about reverse class iterator
Distributed: logged request instead of task as suggested by Rob
Distributed: logged request instead of task as suggested by Rob
WAL size calculation was changed.
Export: minor fix to setup compressionLevel and compressionBuffer
Issue #1666 ant tests are 10 times faster now.
Releasing OrientDB 1.7.6
Releasing OrientDB 1.7.6
Created v 1.7.7
Issue #1666 graph tests were refactored.
Fixed issue #2577
fix issue on rollback for index operation failure on memory storage, avoid test loop on case of failure.
Fixed issue #2443
Distributed: minor, avoided to exceed the pause of 3 secs in case of re-balancing
Deprecated old settings
Issue #1666 maven tests were refactored.
Merge branch 'develop' of https://github.com/orientechnologies/orientdb into develop
Fixed tests