Kamailio apk is missing backslashes in kamdbctl.base
Similar to #226, kamdbctl.base is also missing \’s in the definitions of EXTRA_TABLES, PRESENCE_TABLES, and STANDARD_MODULES.
Tested with alpine-1.9.3 kamailio-1.5.3-r3
(from redmine: issue id 333, created on 2010-03-19, closed on 2010-05-13)