FLUID-5058: fixed a regression with preview uioptions/uienhancer relay. Simplified preview event binding in general.
FLUID-4923, FLUID-5062: removed uportal integration demo.
FLUID-4923: added test suit for nested reorderers.
Merge remote-tracking branch 'yura/FLUID-5058'

* yura/FLUID-5058:
  FLUID-5058: fixed a regression with preview uioptions/uienhancer relay. Simplified preview event binding in general.
Merge remote-tracking branch 'yura/FLUID-4923'

* yura/FLUID-4923:
  FLUID-4923: added test suit for nested reorderers.
  FLUID-4923, FLUID-5062: removed uportal integration demo.
Merge remote-tracking branch 'amb26/FLUID-5036'

* amb26/FLUID-5036:
  FLUID-5036: Reworked test cases for this issue so they are valid, as well as resolving faulty diagnostic from the framework
Merge branch 'master' into FLUID-5010

Conflicts:
	src/webapp/components/uiOptions/js/UIOptions.js