Changes to allow us to use double precision even when the system does not support 64-bit atomics. Fall back to using only CSR-Vector in this case. Also made some changes to CSR-LongRows beta initialization to fix a memory consistency issue.
Changes to allow us to use double precision even when the system does not support 64-bit atomics. Fall back to using only CSR-Vector in this case. Also made some changes to CSR-LongRows beta initialization to fix a memory consistency issue.

ghisvail/clSPARSE,kknox/clSPARSE,clMathLibraries/clSPARSE,jpola/clSPARSE,ghisvail/clSPARSE,jlgreathouse/clSPARSE,kknox/clSPARSE,kvaragan/clSPARSE,jlgreathouse/clSPARSE,jpola/clSPARSE,kvaragan/clSPARSE,clMathLibraries/clSPARSE