Refactorings in refactoring suite

- Rename of `ActionWithNoWizard` to `RefactoringActionWithoutWizard`
- Introduction of `RefactoringActionWithWizard`
- Introduction of `ParameterlessScalaIdeRefactoring`
Merge pull request #543 from sschaef/t-refactoring-refactorings

Refactorings in refactoring suite