Bug 10326: bulkmarcimport.pl doesn't restore value of CataloguingLog syspref
To test:
0) Don't apply the patch yet.
1) Have the CataloguingLog system preference set to 'Log'.
2) Import a file of bibliographic records with bulkmarcimport.pl.
3) Check the state of CataloguingLog system preference -- it will be
set to 'Don't log'.
4) Apply the patch.
5) Repeat steps 1-3. The CataloguingLog system preference
will be 'Log'.