Remove FourVectorHLT and BTagHLTOffline from DQMOffline and HLTriggerOffline

[puigh]

Pull request to remove FourVectorHLTOffline, FourVectorHLTriggerOffline, and BTagHLTOffline from DQMOffline and HLTriggerOffline. These packages are not thread safe, and they are not being used by any groups.

[cmsbuild]

A new Pull Request was created by @puigh for CMSSW_7_3_X.

Remove FourVectorHLT and BTagHLTOffline from DQMOffline and HLTriggerOffline

It involves the following packages:

DQMOffline/Trigger
HLTriggerOffline/Common

@nclopezo, @danduggan, @rovere, @cmsbuild, @deguio, @ojeda can you please review it and eventually sign? Thanks.
@rociovilar, @abbiendi, @trocino, @battibass this is something you requested to watch as well.
You can sign-off by replying to this message having '+1' in the first line of your reply.
You can reject by replying to this message having '-1' in the first line of your reply.
@nclopezo, @ktf you are the release manager for this.
You can merge this pull request by typing 'merge' in the first line of your comment.

[deguio]

+1
but indeed I should have said +1000.
thanks @puigh

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next CMSSW_7_3_X IBs unless changes or unless it breaks tests.

[cmsbuild]

+1
Tested at: 6b5e7b6
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-6282/752/summary.html

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next CMSSW_7_3_X IBs unless changes (tests are also fine). This pull request will be automatically merged.

[cmsbuild]

Comparison is ready
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-6282/752/summary.html