Support enabling fatal warnings via user_config.pri file
Use can disconnect links on window close prompt
Debug output
Removed user_config.pri.dist, as it was bit-rotting
Restructure LinkManager/MAVLinkProtocol
Temporary disable of UAS unit test

Needs to be re-written
Fix create/destroy ordering problems between LinkManager and MAVLinkProtocol
Fix XBee on Windows
Merge pull request #1099 from DonLakeFlyer/AppClose

Give user choice to disconnect all links on MainWindow close
Merge pull request #1104 from DonLakeFlyer/LinkManager

Restructure LinkManager/MAVLinkProtocol
Merge pull request #1087 from mavlink/warningslocal

Support enabling fatal warnings via user_config.pri file
New Singleton Manager
Typo
Merge pull request #1108 from DonLakeFlyer/Singletons

New Singleton Manager
Merge remote-tracking branch 'upstream/master' to master.

Conflicts:
	src/ui/MainWindow.cc
Merge branch 'master' into dev_language_support