[cvs-nhc98] patch applied (hat): Fixed bugs in hat-delta and hat-detect. Began to get cycle checking working in hat-delta.

Wed Oct 26 12:59:58 PDT 2005 tatd2 * Fixed bugs in hat-delta and hat-detect. Began to get cycle checking working in hat-delta. M ./src/hattools/EDT.hs -11 +38 M ./src/hattools/HatDelta.hs -6 +13 M ./src/hattools/HatDetect.hs -4 +5 M ./src/hattools/Makefile -3 +3 M ./src/hattools/NodeExp.hs -76 +88