CVS commit by staikos: equation parser fix for the branch M +651 -857 eparse.c 1.8.2.1 M +22 -30 eparse.h 1.6.2.1 M +6 -9 eparse.y 1.8.2.1 M +53 -53 escan.c 1.7.2.1 M +2 -0 escan.l 1.7.2.1