Create a build pipeline in travis ci

[SiddharthaAnand]

1. Write a .py file which will do the following:
   • Go to each directory
   • Check for files . example: .java and .py
   • Compilation checks, code quality checks
   • Go to tests/ directory
   • Run the tests
   • Gather results and print report on github.
2. Add .py file to the build.sh in the yml file for travis.