update to the none selected orders for shipping and invoices
Merge branch 'master' of https://github.com/opencart/opencart

Conflicts:
	upload/admin/controller/sale/order.php
merge
Fixed test class name.
Merge branch 'master' of https://github.com/opencart/opencart
Updated readme for tests.
Removed agree_tnc from cli_install.php
variable modified changed to date_modified
SQL permissions fix.
Removed extra quotes around user group permission in install/opencart.sql
Added missing language string.

Close #1752
Renamed method to correct name. in admin/model/catalog/product.php

Close #1760
Standards improved (white space, indents)
Merge branch 'master' of https://github.com/opencart/opencart
Merge branch 'master' of https://github.com/opencart/opencart

Conflicts:
	upload/admin/controller/common/menu.php
	upload/admin/language/english/common/menu.php