correct const for ActivityStreamJSONDocument::CONTENT_TYPE
correct const for ActivityStreamJSONDocument::CONTENT_TYPE

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