init 1.3.0
ui.popup: now possible set point for show, not element only
template: resources of included templates are always going before own template resources now
Merge remote-tracking branch 1.2.2 into 1.3.0
templates: support for `<b:include src="id:foo"/>`
templates: better recursion prevention (detect root template include)
ui.popup: autoRealign property to prevent automatic realign on window resize
dragdrop: implement DragDropElement#ignoreTarget

by default don't init d&d if event target is <input>, <textarea>,
<select> and <button> element
dom.event: add target property (alias for sender) to wrapped event object
Merge remote-tracking branch 'origin/1.2.3' into 1.3.0
remove basis.ui.Node#templateUpdate and related refactoring
remove basis.ui.Node#content
new basis.dataset.Merge#addSource/removeSource, add spec
init work on ui inspect
dataset.Merge: various fixes, extend tests
use separate basis.js instance for devpanel, use unique basisTemplateId marker per basis.js instance
Merge branch 'devpanel-ui-inspect' into devpanel-rework
replace basis.require for local require, various small fixes
devpanel: init implementation of view inspector
remove debug values from global