FLUID-5172: Correction for options corruption during registration due to non-portable fluid.isPlainObject implementation
FLUID-5199: Update the subPanel grade to pull the messageResolver in from the compositePanel
Merge remote-tracking branch 'upstream/master' into FLUID-5199
Merge remote-tracking branch 'amb26/FLUID-5172'

* amb26/FLUID-5172:
  FLUID-5172: Correction for options corruption during registration due to non-portable fluid.isPlainObject implementation
Merge remote-tracking branch 'anastasia/FLUID-5199'

* anastasia/FLUID-5199:
  FLUID-5199: Update the subPanel grade to pull the messageResolver in from the compositePanel
Merge remote-tracking branch 'upstream/master'

* upstream/master:
  FLUID-5199: Update the subPanel grade to pull the messageResolver in from the compositePanel