added api to get directories of a single or all images.
added authentication.
Signed-off-by:Matthew Scaperoth <mscapero@gwu.edu>
Added mongodb support
Signed-off-by:Matthew Scaperoth <mscapero@gwu.edu>
added translator api from filesystem to mongo 
Signed-off-by:Matthew Scaperoth <mscapero@gwu.edu>
improved mongo data structure
Signed-off-by:Matthew Scaperoth <mscapero@gwu.edu>
split app into gadgets and wepa. added home navigation
Signed-off-by:Matthew Scaperoth <mscapero@gwu.edu>
Merge pull request #2 from scaperoth/master

merge with Joey's