Camera2: LT translations

Minor fixes, additional strings have been translated
PS2: removed some translatable="false" strings, improved translations
Change-Id: I360bf876f0d3470a9bb7540540daa56cd9838e7a
Merge branch 'cm-11.0' of https://github.com/CyanogenMod/android_packages_apps_Camera2 into cd-4.4-legacy