Remove unused "about_authentication" helper

kamaki/cli/cmds/cyclades.py

@@ -54,11 +54,6 @@ server_cmds = CommandTree('server', 'Cyclades/Compute API server commands')
 flavor_cmds = CommandTree('flavor', 'Cyclades/Compute API flavor commands')
 namespaces = [server_cmds, flavor_cmds]
 
-
-about_authentication = '\nUser Authentication:\
-    \n* to check authentication: /user authenticate\
-    \n* to set authentication token: /config set cloud.<cloud>.token <token>'
-
 howto_personality = [
     'Defines a file to be injected to virtual servers file system.',
     'syntax:  PATH,[SERVER_PATH,[OWNER,[GROUP,[MODE]]]]',

kamaki/cli/cmds/network.py

@@ -53,12 +53,6 @@ subnet_cmds = CommandTree('subnet', 'Network API subnet commands')
 ip_cmds = CommandTree('ip', 'Network API floatingip commands')
 namespaces = [network_cmds, port_cmds, subnet_cmds, ip_cmds]
 
-
-about_authentication = '\nUser Authentication:\
-    \n  to check authentication: [kamaki] ]user authenticate\
-    \n  to set authentication token: \
-    [kamaki] config set cloud.<CLOUD>.token <TOKEN>'
-
 port_states = ('BUILD', 'ACTIVE', 'DOWN', 'ERROR')