Incubaid/arakoon — pull request #310 by domsj (2014-01-20 08:22:20+00:00)
Title: don't start any more client threads while going down

I hope this can prevent the failure seen in http://172.19.49.85/view/arakoon-1.7/job/arakoon-1.7-system-tests-slow-SHAKY/173/testReport/junit/arakoon_system_tests.server.shaky/test_restart_master_long/test_restart_master_long/ .