Add script to build nubasic by using maiken
Add script to build nubasic by using maiken

This file can be used to rebuild nubasic interpreter by using "maiken" which is a 
C++14 Cross platform YAML based build tool for GCC/CLANG/ICC/MSVC/NVCC
Please, see also https://github.com/Dekken/maiken
$ mkn clean -p nubasic-release
$ mkn build -p nubasic-release
eantcal/nubasic,eantcal/nubasic,eantcal/nubasic,eantcal/nubasic,eantcal/nubasic,eantcal/nubasic,eantcal/nubasic,eantcal/nubasic