grain qheat convergence error in Leiden meeting XDR model
at trunk r5877 and gcc 4.2.1 the attached Leiden meeting XDR sim reports many convergence errors
PROBLEM qheat did not converge grain gra-ism04 in zone 2, error code = 17
PROBLEM qheat did not converge grain gra-ism05 in zone 2, error code = 17
PROBLEM qheat did not converge grain gra-ism06 in zone 2, error code = 17
PROBLEM qheat did not converge grain gra-ism07 in zone 2, error code = 17
PROBLEM qheat did not converge grain sil-ism02 in zone 2, error code = 17
PROBLEM qheat did not converge grain sil-ism03 in zone 2, error code = 17
PROBLEM qheat did not converge grain sil-ism04 in zone 2, error code = 17
PROBLEM qheat did not converge grain sil-ism05 in zone 2, error code = 17