Update issue #65 and issue #105 : Shift mouse wheel (horizontal or vertical) to change filter spacing in smart layout. No keyboard or menu bindings for this yet.

git-svn-id: http://graph-studio-next.googlecode.com/svn/trunk@135 c2f33eb2-41b2-391d-4cb4-d9d0608729ba
Reverted bad vcxproj and sln files committed in r135

git-svn-id: http://graph-studio-next.googlecode.com/svn/trunk@136 c2f33eb2-41b2-391d-4cb4-d9d0608729ba