- yweb: re-introduce 'WebsiteMain.hosted_directory'

* this directory can be used to host some of your cracy stuff.
  yhtm, yjs and ysh will also parsed now. it is reachable with
  <boxip>/hosted/
* if exist a subdir named 'logos' in this directory you can use
  this as an external logo-dir for yweb too
* path can be configured with '--with-hosted_httpddir=PATH'

acinclude.m4

@@ -114,10 +114,12 @@ if test "$TARGET" = "cdk"; then
 	sysconfdir="\${prefix}/etc"
 	localstatedir="\${prefix}/var"
 	libdir="\${prefix}/lib"
+	mntdir="\${prefix}/mnt"
 	targetdatadir="\${TARGET_PREFIX}/share"
 	targetsysconfdir="\${TARGET_PREFIX}/etc"
 	targetlocalstatedir="\${TARGET_PREFIX}/var"
 	targetlibdir="\${TARGET_PREFIX}/lib"
+	targetmntdir="\${TARGET_PREFIX}/mnt"
 fi
 
 TUXBOX_APPS_DIRECTORY_ONE(configdir,CONFIGDIR,localstatedir,/var,/tuxbox/config,
@@ -152,6 +154,9 @@ TUXBOX_APPS_DIRECTORY_ONE(private_httpddir,PRIVATE_HTTPDDIR,datadir,/share,/tuxb
 
 TUXBOX_APPS_DIRECTORY_ONE(public_httpddir,PUBLIC_HTTPDDIR,localstatedir,/var,/httpd,
 	[--with-public_httpddir=PATH     ],[where to find the the public httpd files])
+
+TUXBOX_APPS_DIRECTORY_ONE(hosted_httpddir,HOSTED_HTTPDDIR,mntdir,/mnt,/hosted,
+	[--with-hosted_httpddir=PATH     ],[where to find the the hosted files])
 ])
 
 dnl automake <= 1.6 needs this specifications
@@ -160,12 +165,14 @@ AC_SUBST(DATADIR)
 AC_SUBST(FONTDIR)
 AC_SUBST(GAMESDIR)
 AC_SUBST(LIBDIR)
+AC_SUBST(MNTDIR)
 AC_SUBST(PLUGINDIR)
 AC_SUBST(UCODEDIR)
 AC_SUBST(THEMESDIR)
 AC_SUBST(ICONSDIR)
 AC_SUBST(PRIVATE_HTTPDDIR)
 AC_SUBST(PUBLIC_HTTPDDIR)
+AC_SUBST(HOSTED_HTTPDDIR)
 dnl end workaround
 
 AC_DEFUN([TUXBOX_APPS_ENDIAN],[