Changelog

- Based on Lakewalker [Rodney Kinney, Brent Easton]
- Initial version [Jan Bilak]
- Edit mode [Petr Dlouhy]
- Added RUIAN as an alternative [Marian Kyral]
- Allow modifying of existing building - used Tracer2 improved ConnectWays class [Marian Kyral]
- Add an option to adjust traced object position [Marian Kyral]
- Server URL could be changed [Marian Kyral]
- Used building type from RUIAN and RUIAN ID is added [Marian Kyral]
- RUIAN and RUIAN Lands read directly from the ČÚZK RÚIAN service instead of poloha.net; custom RUIAN server URL removed
