docs: Watermarked images for codes that weren't found.

Details:

Line 84
http://goo.gl/1QTi2T
http://developer.android.com/design/get-started/ui-overview.html
http://developer.android.com/design/media/ui_overview_notifications.png

Line 81
http://goo.gl/bHjQsk
http://developer.android.com/design/style/touch-feedback.html
http://developer.android.com/design/media/touch_feedback_communication.png

Line 76
http://goo.gl/HGUj4v
http://developer.android.com/design/patterns/navigation-drawer.html
http://developer.android.com/design/media/navigation_drawer_titles_icons.png

Line 11
http://goo.gl/yYQniH
http://developer.android.com/design/patterns/selection.html
http://developer.android.com/design/media/selection_adjusting_actions.png

Line 10
http://goo.gl/M2QJa7
http://developer.android.com/design/building-blocks/dialogs.html
http://developer.android.com/design/media/dialogs_examples.png

Change-Id: I5df9288b97a9ca58df9f596ae6624c5c91911b3a