Adds initial .travis.yml file for build initialization.
Adds initial .travis.yml file for build initialization.

Signed-off-by: ashwinh <481a0b0f9ee74b60a4cd211c805ac44b984995a5@cybage.com>

hegdeashwin/Nebula,sanskart/Nebula,Nebula-UI/Nebula,shraddhadixit/Nebula,mdenisov/Nebula,mdenisov/Nebula,Nebula-UI/Nebula,shraddhadixit/Nebula,hegdeashwin/Nebula,sanskart/Nebula