SDK: Scripts to generate plugin's skeleton code

done:
- create plugin folder structure
- manifest.json + icon.png
- copyright header
- main.cpp
- choose number of functionalities and the api to each one of them
- create src files for each functionality (APIs skeleton .h and .cpp)
- create preferences.json
- put colors into prints and clear outputs when needed
- modify src files to set preferences code
- create pakage.json
- add helper files
- use library Cmd
- reorganize functions into classes define inherits stack
- add GNU GPL to python files
- jpl merge function
- pre and post assembles
- default options plugin build
- windows build with build-plugin.py
- add build option for windows build
- generate base CMakeLists.txt and build.sh

Change-Id: Id8eb5a97fa7a51e99a0f9215835c3d5ffea630ad
GitLab: #2