tweaking alignment of add and rebalance buttons on server nodes list
tweaking alignment of add and rebalance buttons on server nodes list

Change-Id: I56d8e00292333cb055649ed917cc107f3aad913f
Reviewed-on: http://review.couchbase.org/9750
Reviewed-by: Aliaksey Kandratsenka <340b8e09ca65cd3fc686427fcfed17e87eaf61e2@gmail.com>
Tested-by: Aliaksey Kandratsenka <340b8e09ca65cd3fc686427fcfed17e87eaf61e2@gmail.com>

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