Closes #34: Implemented View Photo History functionality in the Personal Info Page
Added code to deal with an empty photo history properly.
Formatted empty history message according to the norm. Added a button to go back to the Personal Information page at the end of the Photo History page.
Put back button on top for consistency with the Change Log page. Changed Photo History by adding a table view for consistency.
Merge pull request #49 from gil-l/master

Closes #34: Implemented View Photo History functionality with style consistency.