Fix type in package name
Postfix project specific assert class name with PDEAssert
Refactoring of console command input end-to-end tests
Minor adjustment of project specific formatter settings

- enables the Line Wrapping setting: -> never join already wrapped lines
  (useful to allow common formatting style of fluent interface APIs)
- storage of codeaffine-formatter.xml in repository-root for import
  simplification (might be useful for issue #14)
Rename PreferencePageSkeletonPDETest to PreferencePagePDETest