Make life a little easier on an ad-hoc credentials retrieval client

git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@1069 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd

xCAT-server-2.0/lib/xcat/plugins/credentials.pm

@@ -108,7 +108,7 @@ sub process_request
           open($tmpfile,"/root/.ssh/id_rsa");
           @filecontent=<$tmpfile>;
           close($tmpfile);
-          $retdata = join('',@filecontent);
+          $retdata = "\n".join('',@filecontent);
           push @{$rsp->{'data'}},{content=>[$retdata],desc=>[$_]};
           $retdata="";
           @filecontent=();