Issue 7460 - Drop modal and add popover to add filters via URL
Moved as clean patch in https://gitlab.com/eyeo/adblockplus/abpui/adblockplusui/merge_requests/275
Edited by Andrea Giammarchi
Moved as clean patch in https://gitlab.com/eyeo/adblockplus/abpui/adblockplusui/merge_requests/275