Comment 14 for bug 1384481

Reviewed: https://reviews.mahara.org/3933
Committed: http://gitorious.org/mahara/mahara/commit/e469a84966fd62488c6bbda599006b27b13904b1
Submitter: Robert Lyon (<email address hidden>)
Branch: master

commit e469a84966fd62488c6bbda599006b27b13904b1
Author: Aaron Wells <email address hidden>
Date: Thu Nov 6 17:07:27 2014 +1300

Check whether $CFG->cacheversion exists before initializing it

Bug 1384481

Change-Id: I14a61c08229de51f8e0bb25aa12c42826f2f1639