Samba patch from Dan Walsh
     - signal interfaces
     - fusefs support
     - bug 566984: getattrs on all blk and chr files
    
    Did not include:
     - changes related to samba_unconfined_script_t and samba_unconfined_net_t
     - samba_helper_template (didn't appear to be used)
     - manage_lnk_files_pattern in samba_manage_var_files
     - signal allow rule in samba_domtrans_winbind_helper
     - samba_role_notrans
     - userdom_manage_user_home_content
    
    Some style and spacing fixes