Introduced method FileIncludeProvider.resolveIncludedFile, so that included file could be resolved without using standard FileReferenceSet
FileIncludeIndex version must respect FileIncludeProviders
do trace if explicitly enabled
fix emmet popup closing on combobox triangle click
[log] Fix misprint in diagnostics for "No references pointing to head" error
IDEA-94552: diff connector line is too short by one pixel
IDEA-131239 "Alt F3" search in editor should have "pink" background if there are no matches
IDEA-94552: diff connector line is too short by one pixel

do not show border for binary file viewer
IDEA-131298 Eliminate Ctrl+enter vs Enter confusion in evaluation dialog - switched to ctrl+shift+enter