ID#234: enhanced request implementation.
ID#234: added sample implementation (not yet finished; inconsistent!) using the request implementation.
ID#234: added Unit Test in preparation of Request/Response refactoring.
ID#234: added Unit Test in preparation of Request/Response refactoring (part II).
ID#234: added Unit Test in preparation of Request/Response refactoring (part III).
ID#234: added Unit Test in preparation of Request/Response refactoring (part IV).
ID#234: added Unit Test in preparation of Request/Response refactoring (part V).
Merge branch 'master' into feature-ID#234-http-impl
ID#234: enhanced request implementation.
ID#234: adapted form implementation to new request implementation model.
ID#234: further adaption of framework components to new request implementation model.
ID#234: bug fix for wrong parameter usage.
ID#234: allow configuration of application charset for response.
Corrected line separators.
Corrected line separators.
ID#234: re-implementation of the rewrite input filter with new Request interface.