more code cleanups, modify renamehost to also take a source parameter so we can build a renamehost function into the web gui some day

git-svn-id: http://www.observium.org/svn/observer/trunk@1980 61d68cd4-352d-0410-923a-c4978735b2b8

renamehost.php

@@ -13,7 +13,7 @@ if ($argv[1] && $argv[2])
   $id = getidbyname($host);
   if ($id)
   {
-    renamehost($id, $argv[2]);
+    renamehost($id, $argv[2], 'console');
     echo("Renamed $host\n");
   } else {
     echo("Host doesn't exist!\n");