Add support for specifying language

Allow users to choose a language when uploading their paste to the
server. Pull JSON, parse it, and display a spinner.

Change-Id: Iccae39f2c143418f13ef5e01d29d79638099806b
Merge commit 'refs/changes/01/1/9' of ssh://review.teamblueridge.org:29418/PasteIt

Conflicts:
	app/src/main/res/values/styles.xml

Change-Id: I930e190aecbdd77e67eeb5ce2933c30d8d546b0e
Reduce logging

The app was logging way to much. For debugging, that's great, but on
users' devices, the cleaner we run, the better.

Change-Id: I5d03c32b09ff206d688ea0bf6b6341e6ecc4ff89