Release for Moodle 4.x

v4.3

bump up version number

Release for Moodle 3.11

v3.11

replace call to deprecated function

Release for Moodle 3.8

v3.8

update travis file to test against Moodle 3.8 only

Release for Moodle 3.7

v3.7

update version.php for moodle 37 release

Release for approval with code precheck fixes

3.5.1

bump up version number for release

Release for approval

3.5

codechecker and Moodle php doc check