IDEA-118777 NPE is thrown on attempt to close Debug Window that is deattached from panel
IDEA-126653 "Ant Build" tool window automatically hides (by Vojtěch Krása)
changed to parameterized, only output message tested
[log] Added dotted edges to filter.
[log] Create DottedEdges for optimize memory usage.
[log] Remove highlighting dotted edges in filter mode.
DBE: don't start editing on 'Windows' key press