Allow direct opening of pages in the meta dialog

Objectives:

* Hamburger menu in actions area of toolbar
* Add tools that open specific pages in the meta dialog
* Fix support for using setPage in ve.ui.PagedOutlineLayout
* Allow passing setup config objects through window open calls
* Add dialog action, similar to inspector action
* Fix incorrect or missing documentation

Change-Id: I2d2c9b87554fb2a0c90ed6944a58b38a37efa712
Merge "Allow direct opening of pages in the meta dialog"