[IMP] repository cleanup

- move packaging stuff to setup
- remove historical stuff
- remove oe, odoo-cmd-fme will be merged with the convered commands
- add an odoo.py script to run odo and boostrap it
- simplify README
- prepare to move documentation to the github wiki
[FIX] odoo.py setup deps and readme.md
[FIX] README.md
Merge branch 'master' of https://github.com/odoo/odoo into master-linux64