Improve output from information-gathering functions

Print out details of switches, ports and VLANs in something readily
parseable instead of just a python "print"

Change-Id: I0369fed47ef827508df920e0d0f9bc620196b1cb
diff --git a/admin.py b/admin.py
index de563f1..f24d329 100644
--- a/admin.py
+++ b/admin.py
@@ -42,13 +42,27 @@
         raise InputError("Cannot parse \"%s\" as True or False" % text)
 
 def dump_switch(switch):
-    print switch
+    print "switch_id:%d name:%s" % (
+        int(switch[0]),
+        switch[1])
 
 def dump_port(port):
-    print port
+    print "port_id:%d name:%s switch_id:%d locked:%s mode:%s base_vlan_id:%d current_vlan_id:%d" % (
+        int(port[0]),
+        port[1],
+        int(port[2]),
+        ("yes" if port[3] is True else "no"),
+        ("trunk" if port[4] is True else "access"),
+        int(port[5]),
+        int(port[6]))
 
 def dump_vlan(vlan):
-    print vlan
+    print "vlan_id:%d name:%s tag:%d is_base_vlan:%s, creation_time:%s" % (
+        int(vlan[0]),
+        vlan[1],
+        int(vlan[2]),
+        ("yes" if vlan[3] is True else "no"),
+        vlan[4])
 
 def call_vland(msgtype, msg):
     ipc = VlanIpc()
@@ -305,25 +319,16 @@
 
 if opts.list_all_switches:
     result = call_vland('db_query', {'command':'db.all_switches', 'data':None})
-    count = 0
     for line in result:
-        print line
-        count += 1
-    print '%d entries' % count
+        dump_switch(line)
 elif opts.list_all_ports:
     result = call_vland('db_query', {'command':'db.all_ports', 'data':None})
-    count = 0
     for line in result:
-        print line
-        count += 1
-    print '%d entries' % count
+        dump_port(line)
 elif opts.list_all_vlans:
     result = call_vland('db_query', {'command':'db.all_vlans', 'data':None})
-    count = 0
     for line in result:
-        print line
-        count += 1
-    print '%d entries' % count
+        dump_vlan(line)
 elif opts.create_switch is not None:
     try:
         switch_id = call_vland('db_update',