[gh-672] Have the scanner search all fields by default instead of none.
[gh-685] Liferay migration: map ianrhome.unl.edu to /web/ianr/
[gh-684] Change some drupal_set_message() calls to watchdog() or form_set_error() calls.
Merge pull request #683 from tsteiner2/issue-672

Closes #672
Merge pull request #686 from tsteiner2/issue-685

Closes #685
Merge pull request #687 from tsteiner2/issue-684

Closes #684