Merge pull request #36 from yllekkram/mark-master

Please merge my branch into master
Merge pull request #37 from yllekkram/mark-master

Add tests for Exceptions
use the BrowseDao interface in BrowseServiceImpl, rather than the implementation
simplify video list jsp
check for empty list of videos on browse page
start rewriting OrderController
remove browseVideos mapping entry from dispatcher-servlet since it is redundant with annotations
added basic information passing between methods in OrderController