handlers permission refinement; dependences updated; handlers collection.py added to git
bump to version 2.29
Merge branch 'devel' of github.com:globaleaks/GLBackend into devel
aligned unitTest with new Tip handlers
updated Handlers splitting tip in wbtip and rtip
minor cleanings in wbtip and rtip
Merge remote-tracking branch 'origin/direct_messages' into devel
Implemented direct messages API, DB and tests
various code alignment related to commit: f8471cc0e5d82b80a3f1734153b063f648fc4510
updated database since v7 to v8
Merge branch 'direct_messages' of github.com:globaleaks/GLBackend into devel

Conflicts:
	globaleaks/__init__.py
fixed a little node initialization
Merge remote-tracking branch 'origin/devel' into direct_messages
Merge branch 'direct_messages' into devel

Conflicts:
	debian/changelog
	globaleaks/__init__.py
updated Rosetta to acquire localized string from request
minor bugfix on DB v8 refactor
minor bugfix in DB v8 refactor
updated backend to support new DB v8 handlers and data struct
updated unitTest for DB v8
updated receiver list serialization for WB tip