Added advanced json decoding

* Objects embedded in json responses can now be decoded
* This allows for more complex responses and loading of complete object collections
Speed optimizations

* When fetching case files and documents, the entire supporting structure is now fetched up front.
Merge branch 'hotfix-doc' into development
Added message queue

* A message queue was added to handle asynchronous communication coming from Penneo
Merge branch 'development' into release
Merge branch 'release'