Add csv export support for Roles. If needed we will add support for extra properties in Mentor, Org Admin and Students models later. Patch by: Pawel Solyga Reviewed by: to-be-reviewed

.panel_wrapper {height:85px;}
.panel_wrapper div.current {height:85px;}

/* IE */
* html .panel_wrapper {height:100px;}
* html .panel_wrapper div.current {height:100px;}