Updated readme, added icon + text padding, removed boxes

ALSO: Updated gitignore, made parent post in comment threads have a
different color for to easy tell the difference between OP and comments
Add out to .gitignore

Conflicts:
	AndroidManifest.xml
	README.md
	res/layout/main.xml
	res/layout/post.xml
Remove out/ from the repo.
Add app icons.
Add images for 10in tablets.
Set android API target to 17.
Update readme.
Improve parsing to remove cyan square.
Update app version.