CLC-2173 - Initial Roster Photo Grid View Feature
https://jira.media.berkeley.edu/jira/browse/CLC-2173

Changes:

* CSS changes
* Adding search on First/Last name and ID
* Adding filtering on section
* Don't make the page jump anymore when pictures are being loaded
Merge pull request #1316 from christianv/CLC-2173

CLC-2173 - Initial Roster Photo Grid View Feature