New: Nomore need to choose the Joomla version ; it is guessed by the plugin.
New: Add a message when trying to import a Joomla 1.0 database

git-svn-id: https://plugins.svn.wordpress.org/fg-joomla-to-wordpress/trunk@876867 b8457f37-d9ea-0310-8a92-e5e31aec5664