* Renamed view_autodist to view_mouse_depth
* Accept args for mouse location and pixel distance around the hotspot used to lookup the depth.
* removed persp(PERSP_VIEW) within this function, since it didnt set the view back.
imagepaint.c
* normal falloff now works as Brecht suggests. Normal limit of 80 will blend between 80 and 85deg, 70deg limit blends between 70-80deg.
* convert normal falloff to radians on initializing rather then on every comparison.
* Ctrl+Click setting the cursor in its own function.
* projection painting wasnt accounting for an exception for too high pressure values on first touch in windows for some tablets.
* removed grease pencil benchmark function