Automatic translations update from Transifex
https://www.transifex.com/projects/p/vatsinator/
Use DecisionEvent in case of data fetch error
Merge branch 'develop' of https://github.com/Vatsinator/Vatsinator into develop
Load cached data only if databases are already initialized
Add properties do VatsimDataHandler
Use spatial::equal_range to get items from the map
Merge branch 'develop' of https://github.com/Vatsinator/Vatsinator into develop
Added UserInterface::ensureMainWindowIsActive()
Merge branch 'develop' into misc/msvc-2012
Add CMake's configuration support