Better DNS usage

• NAPTR type observed
• NAPTR order and prio observed
• Weighted random

Better Errorhandling

• Logging
• Deprecationwarning for SVN
• Removal ob non working URLs

Retrieving Buildings

Supports the retrieving of the osm2city buildings layer from terrasync. This was discussed on the dev list

Gui improvements

1.4

Errorhandling

HTTP TerraSync

Supports HTTP TerraSync according to DEV List post

https://sourceforge.net/p/flightgear/mailman/message/35057670/