- change structure of the project, unify CMakeLists.txt, rename files.
	- remove defineConnections overloading, use ctk::ConnectingDeviceModule instead of ctk::DeviceModule
	- add option to pass name of application in the constructor

Otherwise people using this might be confused that their server starts
and does nothing

  - lower case commands
  - place test executables in top-level build directory

  - Doocs .conf and variable mapping templates
  - Implemented ApplicationInstance.cc
  - Fixed working directory in CMakeLists.txt

  - Added (d)map files
  - Adapted CMakeLists.txt
  - Separate src file for application instance

  - Added ApplicationModule, test and config
  - Extended CMakeLists.txt accordingly
  - TODO: .dmap-, .map-files