updated for version 7.3.1192
Problem:    Valgrind reports errors when using backreferences. (Dominique
	    Pelle)
Solution:   Do not check the end of submatches.
Added tag v7-3-1192 for changeset 07b9c48a30e9
updated for version 7.3.1193
Problem:    fail_if_missing not used for Python 3.
Solution:   Give an error when Python 3 can't be configured. (Andrei Olsen)
Added tag v7-3-1193 for changeset 8b46c37c4b84