clear repeat_of flag when a notice is deleted
clear repeat_of flag when a notice is deleted

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