Merge pull request #13565 from RudyLu/keyboard/Bug905241_and_Bug925318-disabled_keyboard_tutorial

Bug 925318 - Remove first time explanation on how to close the keyboard. r=rudylu
  - Also fixed Bug 905241.

(cherry picked from commit 1e212079cca612f9a91bd79ad6042f90748ce9d7)

Conflicts:
	build/settings.js