artifact editor: hint position fixed
Maven: don't bother user if maven failed to build parent project during collection of activated profiles
related issues: IDEA-116383 cannot reconnect, IDEA-116482 EAP: Maven suddenly shows "cannot connect"
diff: @NotNull
EA-57459 - IE: FrameVariablesTree.collectVariablesFromBytecode
IDEA-108057 Caret position is messed up on navigation if editor tabs are off
IDEA-123704 Multiple carets fail through injections in some scenarios
IDEA-120465 Code completion: no Autopopup code completion and inserting pair brackets if Column selection mode is on