pat::Muon best track embedding fix (7.0.X) Copied from #4359

[nclopezo]

This is the same pull request as #4359
This pr was copied to avoid some github issues with the original one

[nclopezo]

+1
I checked and the tests had run successfully for #4359:
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-%20gpetruc:PatMuonBestTrackFix-fromCMSSW_7_0_6/211/summary.html

But because of the github issues Jenkins had trouble publishing the results automatically.

[cmsbuild]

A new Pull Request was created by @nclopezo (David Mendez) for CMSSW_7_0_X.

pat::Muon best track embedding fix (7.0.X) Copied from #4359

It involves the following packages:

DataFormats/PatCandidates

@vadler, @monttj can you please review it and eventually sign? Thanks.
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.

[cmsbuild]

+1
Tested at: f89b9e7
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-4446/213/summary.html

[monttj]

+1

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next CMSSW_7_0_X IBs unless changes (tests are also fine). @nclopezo, @ktf can you please take care of it?