Add Product Key setting for bootmenu, hostmanagement, groupmanagement. Update client file, not the client itself, but the file so it can be compiled with this built in.

git-svn-id: https://svn.code.sf.net/p/freeghost/code/trunk@2054 71f96598-fa45-0410-b640-bcd6f8691b32
Fix it so key is base64_encoded)


git-svn-id: https://svn.code.sf.net/p/freeghost/code/trunk@2055 71f96598-fa45-0410-b640-bcd6f8691b32