Renamed layers and art boards to correct names, as per the Android design guidelines
More name changes, added some elements to the art board, made minor UI changes
Merge branch 'master' of https://github.com/redbullcat/avuik

Conflicts:
	Android Vector UI Kit.sketch/Data
	Android Vector UI Kit.sketch/QuickLook/Preview.png
	Android Vector UI Kit.sketch/QuickLook/Thumbnail.png
	Android Vector UI Kit.sketch/metadata