FLUID-5053: udpate the uio build dependences to work with custom concatenated builds.
Merge remote-tracking branch 'yzen/FLUID-5053'

* yzen/FLUID-5053:
  FLUID-5053: udpate the uio build dependences to work with custom concatenated builds.
FLUID-5050: fixed an issue with missing initialModel grade in fluid.uiOptions component defaults. Updated tests as well.
Merge remote-tracking branch 'yzen/FLUID-5050'

* yzen/FLUID-5050:
  FLUID-5050: fixed an issue with missing initialModel grade in fluid.uiOptions component defaults. Updated tests as well.
FLUID-5049: Removed references to deleted images from full page tests, no longer used in UI Options
FLUID-5049: Removed save/cancel/reset icons, no longer used in production versions of UIO
FLUID-5049: Removed css references to deleted images
Merge remote-tracking branch 'heidi/FLUID-5049'

* heidi/FLUID-5049:
  FLUID-5049: Removed css references to deleted images
  FLUID-5049: Removed save/cancel/reset icons, no longer used in production versions of UIO
  FLUID-5049: Removed references to deleted images from full page tests, no longer used in UI Options
Merge branch 'master' into FLUID-5010
FLUID-5010: Renamed "initialModel" to "rootModel" as well as fixing a couple of minor issues with manual tests.