Updated forgotten test results related to commit 34ae2b8f68b73b91f5c4c522620aeed8e5a9e7b7
Handle NaN / +Inf / -Inf in range evaluation (fixes #606).
Merge pull request #607 from openscad/range-fix

Handle NaN / +Inf / -Inf in range evaluation (fixes #606).
Merge branch 'master' into unstable

Conflicts:
	tests/regression/throwntogethertest/difference-tests-expected.png
Use GEN_SURFACE_DEBUG instead of DEBUG for verbose debug output
Fixed caching issue: Sometimes we didn't use existing objects in the CGAL cache, but recalculated the objects, causing reduced performance when reusing CGAL-calculated objects in preview mode