Set form views default @version="7.0"
Set old form views as explicit @version="6.1"
Removed version="7.0" from form views
Add form@version in rng
Convert form views @version="6.1"
Merge pull request #505 from odoo-dev/master-form-views-default-version-fme

[IMP] Form views default version is now 7.0
Merge branch 'master' of https://github.com/odoo/odoo into master-linux64