newui: search page, with index page style

Change-Id: Iad9a3e914a4ffa79af6629c88a13a9946b7f3a2c
newui: fix bug and behaviour for shift-selection of items

http://camlistore.org/issue/134

Change-Id: Id9f732a84fb1e54b9cff2e843957ffa639c02154
newui: added ctrl-selection of items

Change-Id: I88c6f27658915b50399ef5f1fc00abdffefbe099
add to set

Change-Id: I9af467491990463cfaa17e8b2d513aabad70b172