Bugfix: WMTS 1.0.0 Issues fixed

This pull request fixes the following issues:

https://github.com/deegree/deegree3/issues/416
https://github.com/deegree/deegree3/issues/417
https://github.com/deegree/deegree3/issues/418
https://github.com/deegree/deegree3/issues/419
https://github.com/deegree/deegree3/issues/420
https://github.com/deegree/deegree3/issues/421
https://github.com/deegree/deegree3/issues/424
https://github.com/deegree/deegree3/issues/425
https://github.com/deegree/deegree3/issues/426
https://github.com/deegree/deegree3/issues/434
https://github.com/deegree/deegree3/issues/435
https://github.com/deegree/deegree3/issues/436