Issue 202: Enabling GitHub actions and Disabling Travis CI

[kotlasaicharanreddy]

Change log description

• Disables travis.yml as we will no longer use Travis CI
• Setup Github actions which adds a workflow to build a branch.

Purpose of the change

Fixes #202

What the code does
(Detailed description of the code changes)

How to verify it

• Travis CI will be disabled
• Github actions should build the artifacts.

[medvedevigorek]

@andreipaduroiu can you please take a look as well?