Confirm there's actually user and domain portions of acct string before assigning things from output of explode(); avoids notice message when invalid input passed to main/xrd
Confirm there's actually user and domain portions of acct string before assigning things from output of explode(); avoids notice message when invalid input passed to main/xrd

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