Git commits in Moodle 2.3.x by David Penner
commit a0cc337bdb36b3bad144b34c2ec41df7f0438dbe Author: David Penner <contributor@tracker.moodle.org> Date: Wed, 18 Jan 2012 11:19:27 +0800 Tag: v2.3.0-beta MDL-31160 block_navigation: Fixed incorrect thrid arg to substr.