Bobtemplates.odoo

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- [ADD] addon: add optional OCA mode (author, README.rst and icon.svg)
- [IMP] model: improve order of import in the model file
- [FIX] model: avoid to set ir.model.access data as non updatable record

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- add post render message inviting the user to add the generated xml
files in __openerp__.py data section
- auto add model import to models/__init__.py
- many improvements and fixes to the model template (views, security,
demo data, and more)
- addon template
- test template
- tests (with tox and travis)

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- fix broken namespace package distribution

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- first version, very rough template for an Odoo model with view