Add new locales to Nightly firstrun
Merge pull request #150 from TheoChevalier/nightly-firstrun-new-locales

Add new locales to Nightly firstrun
Separate script for locomotion, add import from po file

* Create script to import from Locamotion, with possibility to choose between local or remote repo.
* Add script to import single .po file (fix issue #102)
* Move functions to get CLI or GET parameter to Utils class with tests.
* Move readme to wiki
Fix parameter description in classes (string->array)