Better who alert (eliminate duplicates). Add who runbook

package.json

@@ -3,7 +3,7 @@
     "main": "server.js",
     "description": "WurmTerm, a friendly wurm walking along your SSH sessions. Backend service.",
     "license": "GPL-3.0",
-    "version": "0.9.8",
+    "version": "0.9.9",
     "repository": {
         "type": "git",
         "url": "https://github.com/lwindolf/wurmterm-backend.git"

probes/default.json

@@ -27,13 +27,13 @@
    },
    "who": {
 	"name"   : "Active Users",
-	"command": "who -q",
+	"command": "who | cut -d' ' -f 1 | sort -u | xargs",
 	"initial": "True",
         "refresh": 30,
         "render" : {
              "type" : "lines",
              "severity": {
-                "warning" : "^# users=[^1]"
+                "warning" : " "
 	     }
         }
    },
@@ -59,7 +59,7 @@
         "command": "varnishstat -1",
         "if"     : "netstat",
         "matches": "varnishd",
-	    "type"   : "service",
+	"type"   : "service",
         "render" : {
              "type" : "table",
              "split": "\\s+"
@@ -69,7 +69,7 @@
         "command": "printf 'stats\nquit\n' | nc localhost 11211 | /bin/egrep 'STAT (version|threads|bytes|curr_connections)'",
         "if"     : "netstat",
         "matches": "memcached",
-	    "type"   : "service",
+	"type"   : "service",
         "render" : {
              "type" : "table",
              "split": "\\s+"

runbooks/who.md

@@ -0,0 +1,8 @@
+## Active Users
+
+This alert is to inform you that there might be other admins on a system.
+If you know of each other this is fine.
+
+To view details
+
+    who -a