[ADD][.travis.yml] The file indicated has new lines for Shippable and Travis works
[ADD][.travis.yml] Changed VERSION to 8.0 instead of 7.0
[REF][.travis.yml] Version and url changed in file

This are the changes:

- VERSION="7.0" instead of VERSION="8.0"
- https://github.com/vauxoo/maintainer-quality... instead of https://github.com/oca/maintainer-quality
[REF] travis: Remove commit container
Merge pull request #3 from vauxoo-dev/7.0-travis-modification-dev-sergio

[ADD][.travis.yml] Changes made to file