bump client version requirements

also add obnoxious note to look at the manual. Can be removed after the next
major version.

git-svn-id: http://code.sixapart.com/svn/mogilefs/trunk@1484 f67b2e87-0811-0410-a7e0-dd94e48410d6

Makefile.PL

@@ -12,6 +12,6 @@ WriteMakefile(
     PREREQ_PM                   => {
         'LWP::Simple'      => 0,
         'Compress::Zlib'   => 0,
-        'MogileFS::Client' => '1.11',
+        'MogileFS::Client' => '1.13',
     },
 );

mogadm

@@ -816,6 +816,7 @@ sub cmd_device_add {
 sub cmd_device_mark {
     my $args = shift;
 
+    print "***NOTE***: As of server version 2.40 'drain' has changed. See docs/wiki\n";
     my $mogadm = mogadm();
     $mogadm->change_device_state($args->{hostname},
                                  $args->{devid},
@@ -832,6 +833,7 @@ sub cmd_device_modify {
     my $hostname = delete $args->{hostname};
     my $devid = delete $args->{devid};
 
+    print "***NOTE***: As of server version 2.40 'drain' has changed. See docs/wiki\n";
     my $mogadm = mogadm();
     $mogadm->update_device($hostname, $devid, $args);