Git commits in Moodle 3.1.x by Nick Phillips

commit a27fe6be908c5b6d9b14b51ea66557ba7d6167f3
Author: Nick Phillips <nick.phillips@otago.ac.nz>
Date:   Wed, 20 Jul 2016 12:08:54 +0800
Tag:    v3.1.2

MDL-55274 mod_chat: regain beep and / command in mod_chat.

commit 7bdc3ba6e6e26c838ef9b715715a5c00a6920dad
Author: Nick Phillips <nick.phillips@otago.ac.nz>
Date:   Mon, 11 Apr 2016 04:46:02 +0800
Tag:    v3.1.0-beta

MDL-53757 core_calendar: always show whole day's events in 'day' view