Fix one and hide the other warnings from core/jni

Most of the warnings are unused parameter from skia functions.
Cherry-picked from AOSP:https://android-review.googlesource.com/#/c/72224/

Change-Id: I9df57718d117c26b96163f751ccb056ca86ac072
Notification : Fix app info long-press

Addresses http://code.google.com/p/cyanogenmod/issues/detail?id=7060

Change-Id: I45c0e1b73c08ceffef02db244b947bfcedf3b20a
base: EL translations

Change-Id: Ie904f785ba0aac356369a47a723573d23fd50ccc
Keyguard: RU translation

Change-Id: Ia746d3f8166b768a45cc3a4285f8073b1969399d
base: LT translations

Minor fixes
PS: 8. Keyguard translated, changed quotation marks to match AOSP strings, improved translations, minor fixes
*Fixed quatation marks
*Improved translations
Change-Id: Ib5051ed5787ecf096a3a39b70ef5450cb3c96d5b
base: correct copyright notices

Change-Id: Ia7c72763b41b72f9fec827b4c756447905665190
SystemUI: NL translation

Change-Id: I00be802374232a7f10af357b7e2ea9c052015c6e