Always switch to printer tab after changing plate
Always switch to printer tab after changing plate

- Issue MatterHackers/MatterControl#3366
Cannot open new empty bed (Experimental)

jlewin/MatterControl,larsbrubaker/MatterControl,larsbrubaker/MatterControl,jlewin/MatterControl,unlimitedbacon/MatterControl,jlewin/MatterControl,jlewin/MatterControl,mmoening/MatterControl,larsbrubaker/MatterControl,unlimitedbacon/MatterControl,unlimitedbacon/MatterControl,mmoening/MatterControl,larsbrubaker/MatterControl,mmoening/MatterControl,unlimitedbacon/MatterControl