Remove a bunch of root patches. We now track them from the git repository itself.
updating to Tauola 1.1.4
move to thepeg 1.9.0a
move to herwigpp 2.7.0a
Moving pkgtools version to v22 for SLHC on slc6.
Merge pull request #611 from degano/pkgtools22_slhc_slc6

Moving pkgtools version to v22 for SLHC on slc6.
Merge pull request #599 from inugent/Tauola114

updating to Tauola 1.1.4
Merge pull request #580 from ktf/remove-root-patches

Remove a bunch of root patches.
Merge pull request #600 from mkirsano/herwigpp270a

Herwigpp270a
Merge remote branch 'origin/IB/CMSSW_7_0_X/stable' into IB/CMSSW_7_0_X/stable
Merge remote branch 'origin/IB/CMSSW_7_1_X/stable' into IB/CMSSW_7_0_X/stable