GiNaC/ginac clifford.cpp inifcns.cpp utils.h

[Christian Bauer]

Update of /home/cvs/GiNaC/ginac

Modified Files:
	clifford.cpp inifcns.cpp utils.h 
Log Message:
- permutation_sign() and shaker_sort() are no longer inlined
- symmetrize() no longer limited to 32-bit integers