added splashscreen, and adjusted icon scaling in folderview
added windows icon, i think...
added windows icon, i think...
show colliders
Merge branch 'splash' of https://github.com/jreuss/tudimapper into showcollider
added overlays and refixed scales in folderview
Started on rotation
Merge branch 'splash' into showcollider

Conflicts:
	delegates/templatedelegate.cpp
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