Revert "If the page doesn't have .notices, silently skip the notice XHR response"
Revert "If the page doesn't have .notices, silently skip the notice XHR response"

This reverts commit 7b550f386a8a3f38ced8ee587d7ae1c997e97906.

minmb/statusnet,zh/statusnet,xebia/statusnet-oauth2,gnusocial/mainline,shashi/StatusNet,furtherfield/gnu-social,csarven/statusnet,furtherfield/gnu-social,znarf/statusnet-ladistribution,minmb/statusnet,UngPirat/freesocial,bankonme/gnu-social,studio666/gnu-social,charnimda/lgbtpzn-social,zcopley/zcopleys-statusnet-clone,faulteh/gnu-social,minmb/statusnet,faulteh/gnu-social,eXcomm/gnu-social,zcopley/zcopleys-statusnet-clone,eXcomm/gnu-social,znarf/statusnet-ladistribution,furtherfield/gnu-social,studio666/gnu-social,charnimda/lgbtpzn-social,zcopley/zcopleys-statusnet-clone,brion/StatusNet,chimo/social,bankonme/gnu-social,xebia/statusnet-oauth2,zcopley/StatusNet,foocorp/gnu-social,UngPirat/freesocial,UngPirat/freesocial,foocorp/gnu-social,sikevux/bsk-social,znarf/statusnet-ladistribution,shashi/StatusNet,eXcomm/gnu-social,shashi/StatusNet,xebia/statusnet-oauth2,brion/StatusNet,csarven/statusnet,studio666/gnu-social,Piratas/tortuga,gnusocial/mainline,charlycoste/StatusNet,gnusocial/mainline,csarven/statusnet,brion/StatusNet,Piratas/tortuga,eXcomm/gnu-social,studio666/gnu-social,bankonme/gnu-social,d3vgru/StatusNet,zh/statusnet,charlycoste/StatusNet,sikevux/bsk-social,charlycoste/StatusNet,furtherfield/gnu-social,d3vgru/StatusNet,sikevux/bsk-social,chimo/social,chimo/social,d3vgru/StatusNet,sikevux/bsk-social,bankonme/gnu-social,charnimda/lgbtpzn-social,csarven/statusnet,faulteh/gnu-social,zcopley/StatusNet,Piratas/tortuga,gnusocial/mainline,zcopley/StatusNet,Piratas/tortuga,zh/statusnet,faulteh/gnu-social,foocorp/gnu-social