New private messages module for MDPro 1.083x

The module is brand new.

• template driven
• customizable last messages block
• attached files management
• personal folder management
• reply, forward without attached file
• new message alert customizable by user
• new message email customizable by user
• automatic reply customizable by user
• attached files receiving/send customizable by user
• attached files receiving/send customizable by admin using permission
• different options managed throught dinamic field
• smilies management
• ajax based
• direct send