Extract Function: Type parameters inference
Extract Function: Enable visibility selection when target container is class/object
Fix warnings
Fix containment check
Extract Function: Allow to combine throws with other exit points
Extract Function: Allow to select fragments which start with comment
Extract Function: Make member/top-level function private by default
Extract Function: Allow the user to proceed with extraction when non-critical errors are found
 #KT-4941 Fixed
Improve JetNameValidatorImpl performance