correctly detect if membase bucket type is created
correctly detect if membase bucket type is created

Change-Id: Ibc8764ff4014cb8edc69085586c399e3dd23fefb
Reviewed-on: http://review.northscale.com/1816
Reviewed-by: Aliaksey Kandratsenka <340b8e09ca65cd3fc686427fcfed17e87eaf61e2@gmail.com>
Tested-by: Aliaksey Kandratsenka <340b8e09ca65cd3fc686427fcfed17e87eaf61e2@gmail.com>

daverigby/ns_server,pavel-blagodov/ns_server,vzasade/ns_server,t3rm1n4l/ns_server,pavel-blagodov/ns_server,t3rm1n4l/ns_server,nimishzynga/ns_server,pavel-blagodov/ns_server,ceejatec/ns_server,ceejatec/ns_server,membase/ns_server,mschoch/ns_server,daverigby/ns_server,nimishzynga/ns_server,ceejatec/ns_server,mschoch/ns_server,nimishzynga/ns_server,membase/ns_server,mschoch/ns_server,vzasade/ns_server,membase/ns_server,membase/ns_server,t3rm1n4l/ns_server,daverigby/ns_server,mschoch/ns_server,t3rm1n4l/ns_server,t3rm1n4l/ns_server,nimishzynga/ns_server,ceejatec/ns_server,vzasade/ns_server,vzasade/ns_server,membase/ns_server,nimishzynga/ns_server,ceejatec/ns_server,nimishzynga/ns_server,daverigby/ns_server,ceejatec/ns_server,daverigby/ns_server,mschoch/ns_server,mschoch/ns_server,membase/ns_server,pavel-blagodov/ns_server