Added more elements in the predefined list of POI types and fixed issue
"Please add natural=tree to POI creation list". Fixed app crash in
DownloadIndexesThread.
Merge pull request #915 from jtrax/bugfixes

Added more elements in the predefined list of POI types and fixed issue
Translated using Weblate (Dutch)

Currently translated at 100.0% (1531 of 1531 strings)
Translated using Weblate (French)

Currently translated at 100.0% (1531 of 1531 strings)
Translated using Weblate (Galician)

Currently translated at 99.9% (1530 of 1531 strings)
Translated using Weblate (German)

Currently translated at 99.9% (1530 of 1531 strings)
Translated using Weblate (Korean)

Currently translated at 100.0% (1531 of 1531 strings)
Translated using Weblate (Latvian)

Currently translated at 96.9% (1484 of 1531 strings)
Translated using Weblate (Galician)

Currently translated at 100.0% (5 of 5 strings)
Merge remote-tracking branch 'origin/master'