[CLEAN] ir.needaction: cleaned comments, made the mixin an AbstractModel.
[CLEAN] ir.needaction: cleaned comments, made the mixin an AbstractModel.
MarkusTeufelberger/openobject-server,gisce/openobject-server,splbio/openobject-server,splbio/openobject-server,gisce/openobject-server,gisce/openobject-server,MarkusTeufelberger/openobject-server,ovnicraft/openerp-server,ovnicraft/openerp-server,MarkusTeufelberger/openobject-server,splbio/openobject-server