Fixes problem with IRC URLs showing as attachments
Fixes problem with IRC URLs showing as attachments

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