Fixes grouping sort order on overviews.
Fixes #1495.

The composer package used in the CommanderRunner, sets the
error_reporting() really strict. So in the future, we need to make
stricter code.
Merge pull request #1509 from xiaohutai/bugfixes

Bugfix on Extend Page and Group Sorting on Overviews
Merge branch 'master-org' into general-cleanup