[Pull 858] - Updated legal information

[Pull 864] - Allow to set the UpgradeResponse status and headers

[Pull 868] - Cleanup of dependencies, legal files, added pre-release checks

[Pull 871] - Better Support deployment handshake statuses != 101

[Pull 874] - Support JDK 7 again

[Pull 879] - Support user-defined reason phrase

[Pull 889] - Fix OSGi export for Tyrus Client

[Pull 917] - Prevent scheduling timeoutexecutor for negative timeout values.

[Pull 918] - Fix write synchronization in ProtocolHandler

[Pull 919] - Replace synchronized with a lock when IO op is involved.