Merge pull request #9 from prsnca/master

Pull updates from Yaron
heroku lavi fix
initial support for dataset description
show dataset description in userHomepage
show database description in userDatabase page
initial support for dataset toolbar
adding datasetJson (contain all places)
initial support for 3 view modes: list,album,map
initial support for streetview
bug fix - selecting row in dataset list (+ add hand pointer cursor)
Merge pull request #10 from itayB/master

pull