We thank the RHIC Operations Group and RCF at BNL, and the NERSC Center
at LBNL and the resources provided by the Open Science Grid consortium
for their support. This work was supported in part by the Offices of NP
and HEP within the U.S. DOE Office of Science, the U.S. NSF, the Sloan
Foundation, the DFG cluster of excellence `Origin and Structure of the Universe',
CNRS/IN2P3, RA, RPL, and EMN of France, STFC and EPSRC of the United Kingdom, FAPESP
of Brazil, the Russian Ministry of Sci. and Tech., the NNSFC, CAS, MoST,
and MoE of China, IRP and GA of the Czech Republic, FOM of the
Netherlands, DAE, DST, and CSIR of the Government of India, Swiss NSF,
the Polish State Committee for Scientific Research, and the Korea Research Foundation.