Removed inactive Athens, Greece MUG from communities.
Removed inactive Athens, Greece MUG from communities.

I have terminated the MUG in Athens.
Please merge when possible.

This closes #201

craimbert/mesos,Aman-Jain-14/customizedMesos,chhsia0/mesos,asamerh4/mesos,neilconway/mesos,jpeach/mesos,zmalik/mesos,yuquanshan/customizedMesos,jpeach/mesos,asamerh4/mesos,Aman-Jain-14/customizedMesos,zmalik/mesos,zmalik/mesos,kaysoky/mesos,Gilbert88/mesos,reneploetz/mesos,neilconway/mesos,Aman-Jain-14/customizedMesos,abudnik/mesos,chhsia0/mesos,verizonlabs/mesos,jpeach/mesos,verizonlabs/mesos,yuquanshan/customizedMesos,yuquanshan/customizedMesos,andschwa/mesos,reneploetz/mesos,abudnik/mesos,reneploetz/mesos,andschwa/mesos,andschwa/mesos,gsantovena/mesos,jpeach/mesos,kaysoky/mesos,neilconway/mesos,neilconway/mesos,asamerh4/mesos,craimbert/mesos,neilconway/mesos,chhsia0/mesos,neilconway/mesos,abudnik/mesos,dforsyth/mesos,gsantovena/mesos,yuquanshan/customizedMesos,craimbert/mesos,andschwa/mesos,chhsia0/mesos,jpeach/mesos,dforsyth/mesos,gsantovena/mesos,asamerh4/mesos,gsantovena/mesos,gsantovena/mesos,andschwa/mesos,jpeach/mesos,asamerh4/mesos,zmalik/mesos,verizonlabs/mesos,reneploetz/mesos,Gilbert88/mesos,reneploetz/mesos,verizonlabs/mesos,yuquanshan/customizedMesos,Gilbert88/mesos,zmalik/mesos,neilconway/mesos,dforsyth/mesos,yuquanshan/customizedMesos,dforsyth/mesos,reneploetz/mesos,Gilbert88/mesos,asamerh4/mesos,chhsia0/mesos,dforsyth/mesos,abudnik/mesos,verizonlabs/mesos,chhsia0/mesos,kaysoky/mesos,craimbert/mesos,verizonlabs/mesos,kaysoky/mesos,asamerh4/mesos,abudnik/mesos,kaysoky/mesos,verizonlabs/mesos,chhsia0/mesos,dforsyth/mesos,zmalik/mesos,Aman-Jain-14/customizedMesos,andschwa/mesos,craimbert/mesos,Gilbert88/mesos,yuquanshan/customizedMesos,zmalik/mesos,reneploetz/mesos,dforsyth/mesos,kaysoky/mesos,kaysoky/mesos,craimbert/mesos,abudnik/mesos,Aman-Jain-14/customizedMesos,Gilbert88/mesos,gsantovena/mesos,Aman-Jain-14/customizedMesos,Aman-Jain-14/customizedMesos,craimbert/mesos,andschwa/mesos,gsantovena/mesos,Gilbert88/mesos,abudnik/mesos,jpeach/mesos