Add telnet to base package set.

Generally useful for testing, and needed for playing NannyMUD.

manifests/base/common.pp

@@ -14,6 +14,7 @@ class packages::base::common {
     'strace',
     'sysstat',
     'tcsh',
+    'telnet',
     'tmux',
     'traceroute',
     'usbutils',