Mainwindow cleanup, fixed short value filter in Linechart, working on Python XML parser support
Mainwindow cleanup, fixed short value filter in Linechart, working on Python XML parser support

diydrones/apm_planner,dagoodma/qgroundcontrol,lis-epfl/qgroundcontrol,catch-twenty-two/qgroundcontrol,gpaes/apm_planner,LIKAIMO/qgroundcontrol,sverling/qgc_asl,hejunbok/qgroundcontrol,nado1688/qgroundcontrol,caoxiongkun/qgroundcontrol,dcarpy/apm_planner,Hunter522/qgroundcontrol,greenoaktree/qgroundcontrol,mrpilot2/apm_planner,381426068/apm_planner,ethz-asl/qgc_asl,josephlewis42/UDenverQGC2,duststorm/apm_planner,fizzaly/qgroundcontrol,LIKAIMO/apm_planner,sverling/qgc_asl,381426068/apm_planner,LittleBun/apm_planner,gpaes/apm_planner,kellyschrock/apm_planner,iidioter/qgroundcontrol,ethz-asl/qgc_asl,WorkerBees/apm_planner,LIKAIMO/qgroundcontrol,fizzaly/qgroundcontrol,mihadyuk/qgroundcontrol,LIKAIMO/apm_planner,hejunbok/apm_planner,josephlewis42/UDenverQGC2,diydrones/apm_planner,greenoaktree/qgroundcontrol,Icenowy/apm_planner,LIKAIMO/apm_planner,dagoodma/qgroundcontrol,xros/apm_planner,diydrones/apm_planner,kd0aij/qgroundcontrol,catch-twenty-two/qgroundcontrol,lis-epfl/qgroundcontrol,labtoast/apm_planner,scott-eddy/qgroundcontrol,duststorm/apm_planner,TheIronBorn/qgroundcontrol,BMP-TECH/qgroundcontrol,chen0510566/apm_planner,mrpilot2/apm_planner,Icenowy/apm_planner,remspoor/qgroundcontrol,jy723/qgroundcontrol,UAVenture/qgroundcontrol,jy723/qgroundcontrol,chen0510566/apm_planner,hejunbok/apm_planner,BMP-TECH/qgroundcontrol,TheIronBorn/qgroundcontrol,labtoast/apm_planner,Hunter522/qgroundcontrol,josephlewis42/UDenverQGC2,fizzaly/qgroundcontrol,gpaes/apm_planner,greenoaktree/qgroundcontrol,mihadyuk/qgroundcontrol,CornerOfSkyline/qgroundcontrol,CornerOfSkyline/qgroundcontrol,chen0510566/apm_planner,dcarpy/apm_planner,xros/apm_planner,devbharat/qgroundcontrol,fizzaly/qgroundcontrol,remspoor/qgroundcontrol,greenoaktree/qgroundcontrol,abcdelf/apm_planner,LIKAIMO/apm_planner,dagoodma/qgroundcontrol,kd0aij/qgroundcontrol,fizzaly/qgroundcontrol,labtoast/apm_planner,scott-eddy/qgroundcontrol,gpaes/apm_planner,chen0510566/apm_planner,devbharat/qgroundcontrol,mihadyuk/qgroundcontrol,labtoast/apm_planner,381426068/apm_planner,duststorm/apm_planner,dagoodma/qgroundcontrol,nado1688/qgroundcontrol,ethz-asl/qgc_asl,TheIronBorn/qgroundcontrol,remspoor/qgroundcontrol,mihadyuk/qgroundcontrol,mirkix/apm_planner,mirkix/apm_planner,xros/apm_planner,381426068/apm_planner,LIKAIMO/qgroundcontrol,kellyschrock/apm_planner,WorkerBees/apm_planner,hejunbok/apm_planner,381426068/apm_planner,cfelipesouza/qgroundcontrol,xros/apm_planner,caoxiongkun/qgroundcontrol,hejunbok/qgroundcontrol,nado1688/qgroundcontrol,iidioter/qgroundcontrol,UAVenture/qgroundcontrol,Icenowy/apm_planner,scott-eddy/qgroundcontrol,devbharat/qgroundcontrol,catch-twenty-two/qgroundcontrol,scott-eddy/qgroundcontrol,381426068/apm_planner,LittleBun/apm_planner,caoxiongkun/qgroundcontrol,catch-twenty-two/qgroundcontrol,CornerOfSkyline/qgroundcontrol,labtoast/apm_planner,devbharat/qgroundcontrol,sutherlandm/apm_planner,hejunbok/qgroundcontrol,chen0510566/apm_planner,RedoXyde/PX4_qGCS,dagoodma/qgroundcontrol,LIKAIMO/qgroundcontrol,LittleBun/apm_planner,nado1688/qgroundcontrol,TheIronBorn/qgroundcontrol,duststorm/apm_planner,devbharat/qgroundcontrol,hejunbok/apm_planner,LIKAIMO/qgroundcontrol,RedoXyde/PX4_qGCS,sverling/qgc_asl,sutherlandm/apm_planner,abcdelf/apm_planner,LIKAIMO/qgroundcontrol,josephlewis42/UDenverQGC2,mihadyuk/qgroundcontrol,jy723/qgroundcontrol,nado1688/qgroundcontrol,UAVenture/qgroundcontrol,BMP-TECH/qgroundcontrol,RedoXyde/PX4_qGCS,duststorm/apm_planner,Icenowy/apm_planner,kd0aij/qgroundcontrol,caoxiongkun/qgroundcontrol,hejunbok/qgroundcontrol,lis-epfl/qgroundcontrol,caoxiongkun/qgroundcontrol,LIKAIMO/apm_planner,dagoodma/qgroundcontrol,LIKAIMO/apm_planner,abcdelf/apm_planner,RedoXyde/PX4_qGCS,diydrones/apm_planner,hejunbok/apm_planner,duststorm/apm_planner,remspoor/qgroundcontrol,BMP-TECH/qgroundcontrol,jy723/qgroundcontrol,ethz-asl/qgc_asl,Icenowy/apm_planner,chen0510566/apm_planner,dcarpy/apm_planner,caoxiongkun/qgroundcontrol,devbharat/qgroundcontrol,scott-eddy/qgroundcontrol,lis-epfl/qgroundcontrol,gpaes/apm_planner,Icenowy/apm_planner,abcdelf/apm_planner,cfelipesouza/qgroundcontrol,kd0aij/qgroundcontrol,fizzaly/qgroundcontrol,hejunbok/qgroundcontrol,cfelipesouza/qgroundcontrol,kd0aij/qgroundcontrol,lis-epfl/qgroundcontrol,sutherlandm/apm_planner,kellyschrock/apm_planner,RedoXyde/PX4_qGCS,BMP-TECH/qgroundcontrol,dcarpy/apm_planner,iidioter/qgroundcontrol,catch-twenty-two/qgroundcontrol,gpaes/apm_planner,LittleBun/apm_planner,mirkix/apm_planner,diydrones/apm_planner,greenoaktree/qgroundcontrol,kd0aij/qgroundcontrol,kellyschrock/apm_planner,iidioter/qgroundcontrol,scott-eddy/qgroundcontrol,LittleBun/apm_planner,mirkix/apm_planner,abcdelf/apm_planner,mrpilot2/apm_planner,CornerOfSkyline/qgroundcontrol,diydrones/apm_planner,kellyschrock/apm_planner,xros/apm_planner,catch-twenty-two/qgroundcontrol,iidioter/qgroundcontrol,abcdelf/apm_planner,sverling/qgc_asl,mrpilot2/apm_planner,sverling/qgc_asl,mirkix/apm_planner,Hunter522/qgroundcontrol,cfelipesouza/qgroundcontrol,mirkix/apm_planner,kellyschrock/apm_planner,sutherlandm/apm_planner,greenoaktree/qgroundcontrol,mrpilot2/apm_planner,iidioter/qgroundcontrol,Hunter522/qgroundcontrol,Hunter522/qgroundcontrol,jy723/qgroundcontrol,CornerOfSkyline/qgroundcontrol,RedoXyde/PX4_qGCS,mihadyuk/qgroundcontrol,cfelipesouza/qgroundcontrol,sutherlandm/apm_planner,hejunbok/qgroundcontrol,xros/apm_planner,TheIronBorn/qgroundcontrol,labtoast/apm_planner,hejunbok/apm_planner,remspoor/qgroundcontrol,sutherlandm/apm_planner,WorkerBees/apm_planner,remspoor/qgroundcontrol,nado1688/qgroundcontrol,CornerOfSkyline/qgroundcontrol,cfelipesouza/qgroundcontrol,UAVenture/qgroundcontrol,dcarpy/apm_planner,LittleBun/apm_planner,ethz-asl/qgc_asl,TheIronBorn/qgroundcontrol,dcarpy/apm_planner,WorkerBees/apm_planner,BMP-TECH/qgroundcontrol,jy723/qgroundcontrol,UAVenture/qgroundcontrol,mrpilot2/apm_planner,UAVenture/qgroundcontrol,Hunter522/qgroundcontrol