[IMP] website: image controller can use xmlid
Merge pull request #2153 from odoo-dev/master-website-image-controller-chm

[IMP] website: image controller can use xmlid
[IMP] mail: chatter: Send message / Log a note tooltips improvements, to better explain to the user why the world is about to collapse into a molecular singularity.
[IMP]: added new fields (amount_total, amount_invoiced and remaining amount) while creating partial invoice based on sale order