run_tests.sh doesn't work with sqlite

[IWAMOTO Toshihiro]

run_tests.sh fails when sqlite is used.

OperationalError: (OperationalError) no such function: REGEXP u"SELECT COUNT(1) as count FROM interfaces WHERE device_id NOT REGEXP '.*-.*' AND device_id IS NOT NULL" ()
-------------------- >> begin captured logging << --------------------

$ dpkg -l sqlite3
Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||/ Name Version Description
+++-==============-==============-============================================
ii sqlite3 3.7.9-2ubuntu1 Command line interface for SQLite 3