Fixed #286

* The biggest issue of all times is beaten (hopefully)
* The memory leak has been fixed with a lazy loading of the contents (caused circular references)
Merge pull request #288 from frmwrk123/fix/286

Fixed #286
Fixed #287
Merge pull request #289 from frmwrk123/fix/287

Fixed #287
Fixed #286

* Fixed another place where the old Category contents field was used
Merge pull request #292 from frmwrk123/fix/286

Fixed #286
Fixed #291

* Added missing 'application="ultimate"' to the form action link
Fixed #293

* fetchPageContent in combination with a category page works now
Merge pull request #294 from frmwrk123/fix/291

Fixed #291
Merge pull request #295 from frmwrk123/fix/293

Fixed #293
Fixed #296

* Youtube videos with an underscore are now accepted by the media block
Merge pull request #297 from frmwrk123/fix/296

Fixed #296
Fixed #286
Merge pull request #298 from frmwrk123/fix/286

Fixed #286
Fixed #299

* Youtube links can be http:// now
Merge pull request #300 from frmwrk123/fix/299

Fixed #299
Prepare for release 1.0.0

* Prepared README for post-release time
* Updated build script
* Updated package.xml
Updated copyright notices
Updated copyright notices in srcWCF
Updated build script and package.xml