LPS-41839 Rename error messages
LPS-41839 Fix possible StringIndexOutOfBoundsException
LPS-41839 Source formatting
LPS-41839 Add more tests for SourceFormatter
LPS-41759 Apply to child models. rebuildTree of parent, then sync them
LPS-41759 Tests
LPS-41759 Regen
LPS-41759 SF
LPS-41759 Make folderId a var