[IMP]increase message size as per coding convention
[MERGE] increase message size as per coding convention, link bzr history to bug 1079548
[FIX] remove the length constraint on mrp scheduler messages
[MRG] fix 1079548: Message field(char) too short to allow long messages
Merge branch 'ocb-7.0' of github.com:akretion/openerp-addons into ocb-7.0