Fixes for delete_status_network.sh: * add some sanity checking: abort on failures instead of plodding through * add some progress / error output * fetch the target database server name from the status_network entry and use that to target the DROP DATABASE
Fixes for delete_status_network.sh:
* add some sanity checking: abort on failures instead of plodding through
* add some progress / error output
* fetch the target database server name from the status_network entry and use that to target the DROP DATABASE

Note that database names and other overrides in status_network entry may still not be seen.

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