SuiteSparse v4.1.0, March 27, 2013.
new features added to CHOLMOD
* CHOLMOD 2.1.0:
added new features and functions to forward/backsolve:
cholmod_lsolve_pattern, cholmod_solve2, cholmod_ensure_dense.
* MATLAB_Tools:
added SFMULT. minor update to Factorize, problems added to dimacs10