Restore support for c:geo intent
format
Fix navigation intent regexp (c:geo and others)
Merge pull request #775 from Zahnstocher/navigationintent-patch

Fix navigation intent regexp (c:geo and others) and restore support for c:geo geo intent
Translated using Weblate (French)

Currently translated at 99.9% (1472 of 1473 strings)
Translated using Weblate (Korean)

Currently translated at 100.0% (1473 of 1473 strings)
Translated using Weblate (Russian)

Currently translated at 99.7% (1469 of 1473 strings)
Translated using Weblate (Sardinian)

Currently translated at 40.8% (602 of 1473 strings)
Translated using Weblate (Traditional Chinese)

Currently translated at 100.0% (1473 of 1473 strings)
Merge remote-tracking branch 'origin/master'
Translated using Weblate (Catalan)

Currently translated at 100.0% (1473 of 1473 strings)
Fixed bug of usage String.isEmpty method which is prohibited for old android devices
Fixed null pointer exceptions
Merge branch 'bugfixing'