[DirectInput] Fix issue #352. Rename UpArrow to Up and remove invalid mappings.
[DirectInput] Fix issue #352. Rename UpArrow to Up and remove invalid mappings.

waltdestler/SharpDX,weltkante/SharpDX,weltkante/SharpDX,VirusFree/SharpDX,manu-silicon/SharpDX,TigerKO/SharpDX,VirusFree/SharpDX,fmarrabal/SharpDX,mrvux/SharpDX,jwollen/SharpDX,RobyDX/SharpDX,PavelBrokhman/SharpDX,davidlee80/SharpDX-1,TechPriest/SharpDX,davidlee80/SharpDX-1,shoelzer/SharpDX,VirusFree/SharpDX,andrewst/SharpDX,VirusFree/SharpDX,manu-silicon/SharpDX,mrvux/SharpDX,sharpdx/SharpDX,TigerKO/SharpDX,jwollen/SharpDX,waltdestler/SharpDX,TigerKO/SharpDX,andrewst/SharpDX,jwollen/SharpDX,shoelzer/SharpDX,fmarrabal/SharpDX,PavelBrokhman/SharpDX,shoelzer/SharpDX,shoelzer/SharpDX,shoelzer/SharpDX,waltdestler/SharpDX,PavelBrokhman/SharpDX,manu-silicon/SharpDX,Ixonos-USA/SharpDX,Ixonos-USA/SharpDX,fmarrabal/SharpDX,PavelBrokhman/SharpDX,Ixonos-USA/SharpDX,wyrover/SharpDX,davidlee80/SharpDX-1,TechPriest/SharpDX,dazerdude/SharpDX,davidlee80/SharpDX-1,dazerdude/SharpDX,weltkante/SharpDX,waltdestler/SharpDX,TigerKO/SharpDX,manu-silicon/SharpDX,wyrover/SharpDX,RobyDX/SharpDX,fmarrabal/SharpDX,RobyDX/SharpDX,jwollen/SharpDX,andrewst/SharpDX,TechPriest/SharpDX,weltkante/SharpDX,sharpdx/SharpDX,sharpdx/SharpDX,TechPriest/SharpDX,wyrover/SharpDX,dazerdude/SharpDX,mrvux/SharpDX,Ixonos-USA/SharpDX,wyrover/SharpDX,RobyDX/SharpDX,dazerdude/SharpDX