Fed vector hf upgrade fix

[mulhearn]

Updates the RCT producer (&DQM for RCT) for backwards compatibility for changes in HF (it should work both on data and in MC).

[cmsbuild]

A new Pull Request was created by @mulhearn for CMSSW_7_4_X.

Fed vector hf upgrade fix

It involves the following packages:

DQM/L1TMonitor
L1Trigger/RegionalCaloTrigger

@cmsbuild, @danduggan, @mulhearn, @deguio can you please review it and eventually sign? Thanks.
@Martin-Grunewald this is something you requested to watch as well.
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@Degano you are the release manager for this.
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[mulhearn]

please test

[cmsbuild]

The tests are being triggered in jenkins.

[mulhearn]

This is 74X version of #9731

[cmsbuild]

+1
Tested at: 30780c9
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-9730/186296/summary.html

[mulhearn]

+1

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next CMSSW_7_4_X IBs once checked with relvals in the development release cycle of CMSSW (tests are also fine). This pull request requires discussion in the ORP meeting before it's merged. @davidlange6, @Degano, @smuzaffar

[davidlange6]

+1