Merge changes I89aeecb8,I49cbbd17,I823efa1b,Ic2b99e7b,I1e91a5b3 into udc-qpr-dev

* changes:
  Demote 2 Dumpables from CRITICAL for being slow
  Print when the sysui dump actually starts.
  Ensure buffers are parsed by using standard divider
  Include the dump time and warning at the end of each Dumpable dump
  Extract the SystemUI 'config' from DumpHandler to a critical Dumpable