change max number of PDF sets for lhapdf full memory variant
Merge pull request #917 from smuzaffar/IB/CMSSW_7_2_X/next

New SCRAM and config tag
update photos++
new config tag V05-03-15
SCRAM version updated
Merge pull request #919 from smuzaffar/IB/CMSSW_7_2_X/stable

integrated new scram and config tag
Merge remote branch 'origin/IB/CMSSW_7_2_X/stable' into IB/CMSSW_7_0_X/stable
Revert versions of autoconf and automake which broke lhapdf compilation.
Merge pull request #920 from cms-sw/downgrade_autoconf_71X

Revert versions of autoconf and automake which broke lhapdf compilation.
Merge remote branch 'origin/IB/CMSSW_7_1_X/stable' into IB/CMSSW_7_0_X/stable
Merge remote branch 'origin/IB/CMSSW_7_2_X/stable' into IB/CMSSW_7_0_X/stable
Re-enable xrootd 4.0.2.

- Update to xrootd 4.0.2
- Patch cmake to keep  XrdClientProtocol.hh XrdClientSid.hh headers as private headers
- Include private headers in default headers location
- Purge old and unused patches.
Merge pull request #922 from degano/re-enable_xrootd402_72X

Re-enable xrootd 4.0.2.
Merge remote branch 'origin/IB/CMSSW_7_2_X/stable' into IB/CMSSW_7_0_X/stable
SCRAM version updated
new config tag V05-03-15
Merge pull request #923 from smuzaffar/IB/CMSSW_7_1_X/stable

new scram and config tag
Merge remote-tracking branch 'origin/IB/CMSSW_7_1_X/stable' into IB/CMSSW_7_0_X/stable
Merge remote-tracking branch 'origin/IB/CMSSW_7_2_X/stable' into IB/CMSSW_7_0_X/stable
from 53X: added support for default compiler and extra tools