Create and install rsakeys.ini

Use install-data-hook to ensure restrictive permissions on rsakeys.ini.

Don't create rsakeys.ini in init scripts. This makes xrdp functional upon
"make install" without relying on the init scripts.

Packagers should not package rsakeys.ini, it should be created when the
package is installed.

instfiles/rc.d/xrdp

@@ -61,10 +61,6 @@ xrdp_cmd() {
     if [ "${rc_arg}" = "stop" ] ; then
 	xrdp_daemons=$(reverse_list ${xrdp_daemons})
     fi
-    # Generate rsakeys.ini on start
-    if [ "${rc_arg}" = "start" -a ! -f %%PREFIX%%/etc/xrdp/rsakeys.ini ] ; then
-        %%PREFIX%%/bin/xrdp-keygen xrdp %%PREFIX%%/etc/xrdp/rsakeys.ini
-    fi
 
     # Apply to all the daemons.
     for name in ${xrdp_daemons}; do