visibility of navigation items for group manager
further adjustment of navigation bars WIP
open manage/users_controller for group_manager in order to get the order list displayed
remove unnecessary get params from url
display to_be_verified checkbox in the orders list
send correct params for to_be_verified params
revert ed5a1815635f079c7f11dc6027a460abbc8a87d4 in order not to contain application.controller changes