set prio withing wma valid range; affects only relval injection, no impact on IB
Merge pull request #5619 from franzoni/relval-prio-FIX-CMSSW_6_2_X_SLHC_2014-09-30-0200

set prio withing wma valid range
Merge pull request #262 from cms-sw/CMSSW_6_2_X_SLHC

Cmssw 6 2 x slhc