[MERGE] forward port of branch saas-3 up to fe8106fb

addons/account_voucher/account_voucher.py

addons/account_voucher/voucher_sales_purchase_view.xml

addons/auth_ldap/users_ldap.py

addons/crm/crm_lead.py

addons/crm/crm_phonecall_view.xml

addons/payment/views/payment_acquirer.xml

addons/portal_sale/portal_sale_view.xml

addons/product/_common.py

addons/product/product.py

addons/web/static/src/js/view_form.js

addons/web_calendar/static/src/js/web_calendar.js

addons/web_graph/static/src/js/graph_view.js

addons/web_graph/static/src/js/pivot_table.js

addons/website_blog/security/website_blog.xml

openerp/addons/base/ir/ir_cron.py

openerp/addons/base/res/res_users.py

openerp/addons/base/tests/base_test.yml

openerp/tools/float_utils.py