Generic AutopilotPlugin full implementation

qgroundcontrol.pro

src/AutoPilotPlugins/AutoPilotPluginManager.cc

src/AutoPilotPlugins/AutoPilotPluginManager.h

src/AutoPilotPlugins/Generic/GenericAutoPilotPlugin.cc

src/AutoPilotPlugins/Generic/GenericAutoPilotPlugin.h

src/AutoPilotPlugins/Generic/GenericParameterFacts.cc

src/AutoPilotPlugins/Generic/GenericParameterFacts.h

src/AutoPilotPlugins/PX4/PX4AutoPilotPlugin.h

src/AutoPilotPlugins/PX4/PX4ParameterFacts.cc

src/AutoPilotPlugins/PX4/PX4ParameterFacts.h

src/FactSystem/FactLoader.cc

src/FactSystem/FactLoader.h

src/FactSystem/FactSystem.h

src/FactSystem/FactSystemTestBase.cc

src/FactSystem/FactSystemTestBase.h

src/FactSystem/FactSystemTestGeneric.cc

src/FactSystem/FactSystemTestGeneric.h

src/FactSystem/FactSystemTestPX4.cc

src/FactSystem/FactSystemTestPX4.h

src/qgcunittest/MainWindowTest.cc