Added cosmetic improvements.

Updated the French translations to use the French title conventions (No
Uppercase For The First Letter of Each Word but only for the first
word).
Activated some of the menu links in the issue pages depending on the
context.

src/IDF/templates/issues/create.html

@@ -1,4 +1,5 @@
 {extends "issues/base.html"}
+{block docclass}yui-t3{assign $inCreate = true}{/block}
 {block body}
 {if $form.errors}
 <div class="px-message-error">