Merge pull request #10 from ch-vox/master

CRT effect screen off animation (FR translation)
Create README.md
Updated Russian translation.
Updated Danish translation
Merge pull request #11 from romashko/master

Updated Russian translation
Merge pull request #12 from Torkelund/Danish-translation

Updated Danish translation
Added shortcut to run Engineering mode
Added shortcut to run Dual Sim Ringer app
- this shortcut appears only when external Dual Sim Ringer
app is installed
Merge pull request #1 from C3C0/master

added French translation for :
- Engineering mode shortcut
- Dual SIM ringer