action bar icons

Conflicts:
	res/drawable-hdpi/ic_search.png
	res/drawable-mdpi/ic_search.png
	res/drawable-xhdpi/ic_search.png
	res/drawable-xxhdpi/ic_search.png
logos and logo icons
more icons for action bar and search results views
Disabling IconColors lint check
Merge pull request #206 from mapzen/ekta/design

Action bar and other icons