Fixing horrible typo. Also add a Log message for force decay and clean when a decay is rejected

[alberto-sanchez]

backporting the fix into 71x

[cmsbuild]

A new Pull Request was created by @alberto-sanchez (Alberto Sanchez Hernandez) for CMSSW_7_1_X.

Fixing horrible typo. Also add a Log message for force decay and clean when a decay is rejected

It involves the following packages:

GeneratorInterface/EvtGenInterface

@vciulli, @cmsbuild, @covarell, @bendavid, @thuer can you please review it and eventually sign? Thanks.
@mkirsano 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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[covarell]

+1

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next CMSSW_7_1_X IBs once checked with relvals in the development release cycle of CMSSW or unless it breaks tests. This pull request requires discussion in the ORP meeting before it's merged. @davidlange6, @Degano, @smuzaffar