Git commits in Moodle 2.8.8 by spvickers

commit a73ee088115ab45af6412c1bccbe0ff744903423
Author: spvickers <github@spvickers.freeserve.co.uk>
Date:   Sun, 12 Apr 2015 18:45:57 +0800
Tag:    v2.8.8

MDL-49629 mod_lti: Add icon fields


commit e0cefc24abf6fbd3b52c5050d29385c0c7fa30cd
Author: spvickers <github@spvickers.freeserve.co.uk>
Date:   Wed, 04 Mar 2015 10:08:28 +0800
Tag:    v2.8.8

MDL-49185 mod_lti: Check for all capabilities