add fkeys

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@11026 d0543943-73ff-0310-b7d9-9358b9ac24b2

libs/esl/fs_cli.conf

+[default]
+
+; Put me in /etc/fs_cli.conf or ~/.fs_cli_conf
+
+host => 127.0.0.1
+password => ClueCon
+port => 8021
+debug => 2
+
+key_f1 => show channels
+key_f2 => sofia status
+