Czech translation - new strings translation
 FR translation

 + Core translation
 * Change lightbulb translation
 + WallpaperCropper translation

 PS2: fix typo
 PS4: Adding missing strings ( latest sources )
 PS5: Add WallpaperCropper translation

Change-Id: I406b9a6a24142de33184e1b7c26e2faf011e9462
Merge " FR translation" into kitkat
Merge "Czech translation - new strings translation" into kitkat