Various changes to the sblim policy module and its dependencies
    
    Add init script support
    Clean and update sblim_admin()
    Add proper description
    Add networking rules
    Remove redundant unix_stream_socket create_socket_perms for gatherd
    XML header clean up
    Move gatherd reposd domtrans to gatherd policy
    
    virt_getattr_virtd_exec_files() merged from Fedora with changes
    
    Signed-off-by: Dominick Grift <dominick.grift@gmail.com>