bump jsxc to v0.0.2 and vines to v0.1.25

Conflicts:

	Gemfile.lock
Moved all otr dependencies to non-assets folder

related to c6b19a7a96c593da79e48d6ace25c6917c078018
and diaspora/jsxc@a1fa5f63dbcf3a5c4204e334e53ec563065bfc8e