core: IT translation

Change-Id: I9a7bd7e59c48f107070361f7f66a81ece6f7fe08
SystemUI: Set untranslatables

Change-Id: If2a3ff2993c9a71ddc03b8608333bea96ca176d3
Take date into account to not overflow icons in stock or center clock
- This commit complements this other: https://github.com/cristianomatos/android_frameworks_base/commit/0f1165e0149850107314b9781acf2c2b9994f8e7

Change-Id: I469aedf2abb811edbe180a397480829f33ea3245