Bug 562908 - Populate the JustJ Git clones with initial content

Improve the folder browser support, fix leading '.' in command URL.
diff --git a/_.php b/_.php
index 7104e45..b9315c4 100644
--- a/_.php
+++ b/_.php
@@ -42,7 +42,7 @@
 if ($command != "") {
   if ($debug) echo "command='<pre>$command</pre>'<br>";
   $encodedCommand = urlencode($command);
-  $fullURL = "$url.$encodedCommand";
+  $fullURL = "$url$encodedCommand";
   if ($debug) echo "<a href='$fullURL'>$fullURL</a><br>";
   header("Location: $fullURL");
   exit;