Configure the kubelet to bind a simple healthz server to a localhost

port for monitoring by monit. This is in preparation for the standard
kubelet port to switch to SSL only (and eventually to only accepting
connections on the SSL port that present a proper client SSL cert).

Also standardize the formatting of the monit config files a bit.

cluster/saltbase/salt/monit/docker

@@ -1,8 +1,9 @@
 check process docker with pidfile /var/run/docker.pid
-group docker 
+group docker
 start program = "/etc/init.d/docker start"
 stop program = "/etc/init.d/docker stop"
 if does not exist then restart
-if failed unixsocket /var/run/docker.sock
+if failed
+  unixsocket /var/run/docker.sock
   protocol HTTP request "/version"
-  then restart
+then restart

cluster/saltbase/salt/monit/etcd

@@ -1,5 +1,5 @@
 check process etcd with pidfile /var/run/etcd.pid
-group etcd 
+group etcd
 start program = "/etc/init.d/etcd start"
 stop program = "/etc/init.d/etcd stop"
 if failed

cluster/saltbase/salt/monit/kube-proxy

@@ -3,7 +3,9 @@ group kube-proxy
 start program = "/etc/init.d/kube-proxy start"
 stop program = "/etc/init.d/kube-proxy stop"
 if does not exist then restart
-if failed port 10249
-  protocol HTTP request "/healthz"
-  with timeout 10 seconds
-  then restart
+if failed
+  host 127.0.0.1
+  port 10249
+  protocol HTTP
+  request "/healthz"
+then restart

cluster/saltbase/salt/monit/kubelet

@@ -1,9 +1,11 @@
 check process kubelet with pidfile /var/run/kubelet.pid
-group kubelet 
+group kubelet
 start program = "/etc/init.d/kubelet start"
 stop program = "/etc/init.d/kubelet stop"
 if does not exist then restart
-if failed port 10250
-  protocol HTTP request "/healthz"
-  with timeout 10 seconds
-  then restart
+if failed
+  host 127.0.0.1
+  port 10248
+  protocol HTTP
+  request "/healthz"
+then restart