Delete redundant annotation
Do not rely on write action lock during preparation phase of RefactoringHelper
 #KT-4631 Fixed
Box qualified names of package directives into dot-qualified expressions
Do not insert parentheses into package directives
Add tests for "Move Package" refactoring
Reuse getQualifiedElementSelector() function
Forbid moving file to another file
 #KT-4069 Fixed
Fix search scope of Kotlin light methods
 #KT-4638 Fixed
Extract JSON utility functions
Make utlity functions public