[ADD] doc : odoo official coding guidelines. This is the first version of the guidelines. Discussions and conventions are not frozen.
[ADD] doc : odoo official coding guidelines. This is the first version of the guidelines. Discussions and conventions are not frozen.

(cherry picked from commit b9977ef5d30d98017b9f2d96bf151511b2eeafd2)
Signed-off-by: Sandy Carter <d5b81245cbf34ee99706e14204dadf8c7126c8d8@savoirfairelinux.com>

OCA/maintainer-quality-tools,ERP-Ukraine/maintainer-quality-tools,kittiu/maintainer-quality-tools,acsone/maintainer-quality-tools,suvit/maintainer-quality-tools,ERP-Ukraine/maintainer-quality-tools,hbrunn/maintainer-quality-tools,acsone/maintainer-quality-tools,ilyasProgrammer/maintainer-quality-tools,gurneyalex/maintainer-quality-tools,Ehtaga/maintainer-quality-tools,Endika/maintainer-quality-tools,OCA/maintainer-quality-tools,acsone/maintainer-quality-tools,Ehtaga/maintainer-quality-tools,yvaucher/maintainer-quality-tools,yvaucher/maintainer-quality-tools,OCA/maintainer-quality-tools,gurneyalex/maintainer-quality-tools,hbrunn/maintainer-quality-tools,suvit/maintainer-quality-tools,dreispt/maintainer-quality-tools,Vauxoo/maintainer-quality-tools,ilyasProgrammer/maintainer-quality-tools,gurneyalex/maintainer-quality-tools,dreispt/maintainer-quality-tools,Vauxoo/maintainer-quality-tools,kittiu/maintainer-quality-tools,savoirfairelinux/maintainer-quality-tools,Endika/maintainer-quality-tools,savoirfairelinux/maintainer-quality-tools,Vauxoo/maintainer-quality-tools,dreispt/maintainer-quality-tools,ERP-Ukraine/maintainer-quality-tools