Created v 1.7.7
Fixed issue #2577
Fixed issue #2443
Distributed: minor, avoided to exceed the pause of 3 secs in case of re-balancing
added .ttf .woff .svgz .json to  static pattern
Issue #2502 #2586 was fixed.
Fixed issue #2582
Issue #2520 was fixed.
Merge remote-tracking branch 'origin/1.7.7' into 1.7.7
Fix #2581 Close WAL when DB is closing

(cherry picked from commit b1d207ffcaa77b25aa87aad744329f8b4c1a667a)

Conflicts:
	core/src/main/java/com/orientechnologies/orient/core/storage/impl/local/OAbstractPaginatedStorage.java
	core/src/main/java/com/orientechnologies/orient/core/storage/impl/local/paginated/wal/ODiskWriteAheadLog.java
Checked if compression is going to be changed in non empty cluster
WAL MT speed up.
Merge remote-tracking branch 'origin/1.7.7' into 1.7.7
Paginated cluster test was fixed.
Build failure was fixed.
Issue #2539 was fixed.
fixed issue #2597
SQL: small fix for cases like "select"
Java 7 issue was extracted.
Issue #2605 was fixed.