Unused menu
Removed unused variables
Removed unused content descriptions
Removed unused rank
Removed some of unused colours
AndroidManifest formatting, removed obsolete sdk declaration
Removed some of the unused strings, left these that are expected to be used in future
Replaced negative width with match_parent
Replaced hardcoded text with string representation
Removed hardcoded text
Merge pull request #107 from ninetwozero/lint-clean

Lint clean