OmniSwitch: added flat style

Change-Id: Ieee317ebe398f076840a55bbfb5eca113a213f6c
OmniSwitch: FR translation

Change-Id: I42ac7d35b4e51b2c84f2ddfb057461a63cba0a30
OmniSwitch: ES translation

Add the new "flat mode" strings, some fixes, and make two translations for words that are different in latinamerica

Change-Id: I68d00a79e7984c9f3c4a44ad701b94d38d2827f6
Merge remote-tracking branch 'omnirom/android-4.4' into Kitkat