improved travis config
fix config of dependency branches
the openerp package creates the db user for us
use flake8 runner script
use env to setup the PATH and make scripts available
remove extension from travis scripts
updated .travis.yml
updated .coveragerc
add missing dependecies in travis config
fix dependency path
excplicit dependencies checkout path
fix typo in .coveragerc
Merge pull request #1 from gurneyalex/7.0-updated-travis

I'm merging this despite of Travis status. and creating an issue.