Implemented create group api
Implemented create group api

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