* Just rename the 4 new files. Absolutely no other change.
* CMakeLists.txt, adapt the filenames
* Adapt all includes to make it compile
* CApplicationDB->CAppDB
* CApplicationInfo->CAppInfo
* Follow Mark Jansens good example and antipad the headers
Previously, there would be function duplication between installed and available applications.
Now this is handled with polymorphism, which allows to re-use a lot of code.
Additionally, toolbar buttons are properly disabled now.
The mutex used to guard rapps' single instance is renamed,
so that the 'new' and old rapps can be run at the same time for testing.
CORE-18459
