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
updated database since v7 to v8
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