Fixed formatter to work correctly with comments inside declaration nodes
Corrected gold data - formatting became better after binding comments inside
Corrected test data
Fixed tests
Fixed override/implement
Used public API instead of impl-one
Minor corrections in comment binder's code
Introduced utility method closeDeclarationWithCommentBinders
Doc comments for parameters and property accessors
Added parameter with default value to test
Added JetDeclaration.getDocComment() + more correct implementation of it
Fixed highlighting range for errors in class object
Highlighting ranges should never include comments before/after element
Fixed doc-comments only binder to bind doc-comment always