Browser: switch from green to blue

Change-Id: I0dd8e0de1ce8383b3c19fb4551969263d0233fce
(cherry picked from commit f587c1c1f57cc3d6916425bc5d82c9c3db8d5760)

Conflicts:
	res/values/colors.xml
Browser: do not hardcode colors!!

redirect to colors.xml

Change-Id: I8ffe62a1b4a72ad36f01640ad64b5d74444bda8d
(cherry picked from commit 07b23548f1ce8d6b10b71398176eccd9d36b3967)
Browser: and moooore material girls in blue

;)

Change-Id: I8973ab613d425e311454ae0a8abbb0312acedf3c
(cherry picked from commit 7af0cab9c117049f8e81c013fc24eb9875aa7e41)

Conflicts:
	res/layout-land/nav_screen.xml
Browser: fix incognito icons and preview thumbnail color

Change-Id: Ib4c5c0b95b63b439e39afede8c99134c91b7f724
(cherry picked from commit 3d7dd283a95c5ee333b74561c9161d380503128f)

Conflicts:
	res/drawable-hdpi/ic_incognito_dark.png
	res/drawable-mdpi/ic_incognito_dark.png
	res/drawable-xhdpi/ic_incognito_dark.png
	res/drawable-xxhdpi/ic_incognito_dark.png
	res/drawable-xxxhdpi/ic_incognito_dark.png