Fixed an issue with multiple choice for "view respone" link which gives
a report(.php) of the answers and also allows for export to external
files.
A possible fix for:
Strict standards: Only variables should be assigned by reference in
/data_1/www/html/moodle/moodle/mod/choicegroup/report.php on line 157
Merge pull request #21 from jacobshapiro/master

Two Issues, fixed by @jacobshapiro