Merge pull request #733 from Bars107/master

Translations for local files updated. Translation functionality refactored.
Translated using Weblate (Belarusian)

Currently translated at 99.9% (1439 of 1440 strings)
Translated using Weblate (Catalan)

Currently translated at 100.0% (1440 of 1440 strings)
Translated using Weblate (Czech)

Currently translated at 99.0% (1426 of 1440 strings)
Translated using Weblate (Danish)

Currently translated at 100.0% (1440 of 1440 strings)
Translated using Weblate (Swedish)

Currently translated at 99.3% (1431 of 1440 strings)
Translated using Weblate (Traditional Chinese)

Currently translated at 100.0% (1440 of 1440 strings)
Merge remote-tracking branch 'origin/master'
Translated using Weblate (Belarusian)

Currently translated at 100.0% (1440 of 1440 strings)
Translated using Weblate (Persian)

Currently translated at 100.0% (1440 of 1440 strings)
Translated using Weblate (Polish)

Currently translated at 100.0% (1440 of 1440 strings)
Add split km view to GPX layer (visible on map)
Merge branch 'master' of ssh://github.com/osmandapp/Osmand
Translated using Weblate (Belarusian)

Currently translated at 100.0% (1440 of 1440 strings)
Merge remote-tracking branch 'origin/master'
Translated using Weblate (Dutch)

Currently translated at 100.0% (1440 of 1440 strings)
Fixed bug 2302 in google.code. Start location now also be saved in gpx.