app: remove unused variable
FilterPage: Also set the user_list's header_func
AccountCreateWidget: g_message -> g_debug
search-page: Set corrent margins

This previously caused the entry to be slightly off.
Add ReplyIndicator
ReplyIndicator: Add animation
TweetInfoPage: Correctly reset the ReplyIndicator's state
Merge branch 'master' of https://github.com/baedert/corebird into at

Conflicts:
	CMakeLists.txt
README: Update dependencies and build instructions