Developer credits
Git commits in Moodle x.x.x by Lars Anderson
commit e4d7edbf4f564a1cebf4fe1ce92cb04f19a4088a Author: Lars Anderson <lsa@its.aau.dk> Date: Wed, 25 Mar 2015 22:29:44 +0800 Tag: v2.8.9 MDL-49561 core_calendar: Fix ical export for events with no duration
commit b7dffc34f5251886fd208348b43c805d501244eb Author: Lars Anderson <lsa@its.aau.dk> Date: Wed, 25 Mar 2015 22:29:44 +0800 Tag: v2.9.3 MDL-49561 core_calendar: Fix ical export for events with no duration
commit 2be327dca9ea2b35bbc40684b65e27e16dcc64fb Author: Lars Anderson <lsa@its.aau.dk> Date: Wed, 25 Mar 2015 22:29:44 +0800 Tag: v3.0.0-beta MDL-49561 core_calendar: Fix ical export for events with no duration