Merge pull request #1 from wagnert/master

Initial Release
Merge pull request #2 from wagnert/master

Refactoring
Merge pull request #3 from wagnert/master

Change to UUID to primary key for AppNode + add servlet/service to load a apps thumbnail
Merge pull request #4 from wagnert/master

Add app thumbnail to WEB-INF folder
Merge pull request #5 from wagnert/master

Add additional container information to vhost service
Merge pull request #6 from wagnert/master

Removing unnecessary interface from AbstractServlet
Merge pull request #7 from wagnert/master

Add method to delete an app over the API
Merge pull request #8 from wagnert/master

Prepare deployment directory based on real base directory