InCallUI: ES translations

Change-Id: I877fb8bc95745003b71c04fcacc1d7bfa09aa792
InCallUI: ES translations

- Added missing AOSP translations

Change-Id: I0c1d5114471583fee94d46b0bfb7d8d1fbd7cc78
Update DE translation.

Taken from 10.2.

Change-Id: Id9e1cfc609427bd69c34361b8fe8f73929d6aeda
InCallUI: fix non intrusive incallui layout

- makes the decline/answer buttons evenly sized
- decrease font size of buttons to 13sp so the non-english button labels fit better

before: https://www.dropbox.com/s/g9mn72qhzq6wlbt/2014-01-01%2006.00.31.png
after:  https://www.dropbox.com/s/dfhmaliz6a21lk5/2014-01-01%2010.30.42.png

Change-Id: I88e0f0a1358595f2ce86dddcae2ab4d4e788fc1a