Log Message:-----------Handle AbortTransaction exceptions.
Modified Files:-------------- be/src: xact.c (r1.1 -> r1.2) (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/python/be/src/xact.c.diff?r1=1.1&r2=1.2) prime.py (r1.13 -> r1.14) (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/python/be/src/prime.py.diff?r1=1.13&r2=1.14)