Radiant:

Radiant:

misc...
	* fix: update projections on prev/nextleakspot
	* use active projection for prev/nextleakspot tracking
	* fix of: no redo available after ( nothing selected + M1 click ) in 2D
	* fix: nudge left, right, up, down commands work in scale, rotate, clipper manipulator modes
	* deprecated 'Disable system menu on popup windows' preference, was doing nothing
	* preference: Nudge selected after duplication (def = no)
	* preference: Left mouse click tunnel selector (def = yes)