Issue #1404 OCacheEntry was extracted
Issue #1404 New write cache was implemented (without tests).
Issue #1404 new write cache was implemented (without tests).
Issue #1404 2QCache tests were ported to RWCache.
Issue #1404 Stale buffer links were dropped.
Issue #1404 First WOW  cache test was added.
WAL was switched off for ORIDs
Merge remote-tracking branch 'origin/develop' into develop
Added tests with ObjectSchema generation
Storages were migrated to new write cache.
Issue #1404 Tests for new write cache were passed.
Hash index size fix.
Merge remote-tracking branch 'origin/develop' into develop
Issue #1404 Write cache speed improvements.
Merge branch 'develop' into wow-cache
Issue #1404 Default write cache arguments were changed.
Merge remote-tracking branch 'origin/hotfix-1.5.1' into wow-cache

Conflicts:
	core/src/main/java/com/orientechnologies/orient/core/index/hashindex/local/OLocalHashTable.java
Merge branch 'develop' of https://github.com/orientechnologies/orientdb into develop
Merge remote-tracking branch 'origin/wow-cache' into develop
Test classes in ObjectDatabase schemafull (auto generated) mode