finally sorted out onResume Intent vs onNewIntent
based on the SingleTask mode of NewChatActivity there are various
ways that the Intent is loaded or refreshed in the instance. In some
case onNewIntent is called, and we need to provide that new intent
to the onResume () method. Also, we should make sure the sidebar is
closed onResume() if the user has opened it before.
make secure state more emphasized in send button, message box
restore higher-res emoji graphics
add a warning if file transfer is attempted w/o otr
use setIntent() instead of new variable for onNewIntent
Merge pull request #306 from n8fr8/bugs_minor_ui

Bugs minor ui