Remove unreachable code
Make clear ChangeFunctionReturnTypeFix can't hadle function literals
Fix ChangeFunctionReturnTypeFix.getText() method
Quickfix for RETURN_TYPE_MISMATCH and NO_RETURN_IN_FUNCTION_WITH_BLOCK_BODY
ChangeFunctionReturnTypeFix for TYPE_MISMATCH error
Merge pull request #256 from lopekpl/change_function_return_type_fixes

Quickfixes for RETURN_TYPE_MISMATCH and NO_RETURN_IN_FUNCTION_WITH_BLOCK_BODY
Simple quickfix for TYPE_MISMATCH