The purpose of this commit, is to make improvements in Project. In this commit, following changes are made: -rename 'Duration' to Hours/Days Spent -rename hours/days to Hours/Days Spent -add links to Sales Order, Quotation, Ticket and Invoices linked the task in left panel -indicate email of the assignee -indicate email of the partner -indicate 'Draft Invoice' instead of '/' for invoices -display 'remaning hours on SO' value in red if value is less than 0 task-2743512 closes odoo/odoo#86422 Related: odoo/enterprise#25280 Related: odoo/upgrade#3406 Signed-off-by: Laurent Stukkens (ltu) <ltu@odoo.com>