[pan2] added README info

[Heinrich Müller <henmull src gnome org>]

commit c9d03bc6d1a574fb59b86b43d899f9ce7a3f040b
Author: Heinrich Müller <henmull src gnome org>
Date:   Sun Jun 9 12:20:11 2013 +0200

    added README info

 README       |    4 ++++
 configure.in |   13 +++++++++++--
 2 files changed, 15 insertions(+), 2 deletions(-)
---
diff --git a/README b/README
index 1d42dbd..3b07f51 100644
--- a/README
+++ b/README
@@ -67,6 +67,10 @@ REQUIREMENTS
 
         * GnuTLS 3.0.0 or higher for encrypted connections (TLS 1.0)
           <http://www.gnu.org/software/gnutls/>
+          
+        * libgrss 0.5.0 or higher for meta-search of NZBIndex's RSS channel (experimental, seems to be 
shutting down now and then)
+          <http://live.gnome.org/Libgrss>
+          (also needed: LibSoup 2.36.1 or higher, <https://live.gnome.org/LibSoup>)
 
     Run the following command to get a list of available options that you can
     enable or disable at configure time:
diff --git a/configure.in b/configure.in
index be34e7a..9777e9c 100644
--- a/configure.in
+++ b/configure.in
@@ -55,7 +55,7 @@ LIBNOTIFY_REQUIRED=0.4.1
 LIBGKR_REQUIRED=3.2.0
 WEBKIT_REQUIRED=1.8.1
 LIBGRSS_REQUIRED=0.5.0
-LIBSOUP_REQUIRED=2.26
+LIBSOUP_REQUIRED=2.36.1
 AC_SUBST(LIBGRSS_REQUIRED)
 AC_SUBST(LIBSOUP_REQUIRED)
 AC_SUBST(GLIB_REQUIRED)
@@ -96,7 +96,16 @@ AC_SUBST(ZLIB_CFLAGS)
 AC_SUBST(ZLIB_LIBS)
 
 dnl rss feed support for nzbindex using libgrss and libsoup for http GET (nzb file(s))
-PKG_CHECK_MODULES([GRSS],[libgrss-0.5 >= $LIBGRSS_REQUIRED libsoup-2.4 >= 
LIBSOUP_REQUIRED],[AC_DEFINE(HAVE_RSS,[1],[RSS support])],[AC_MSG_RESULT(no)])
+AC_ARG_WITH(rss, AS_HELP_STRING([--with-rss],[enable RSS support (normally: no)]), [want_rss=$withval], 
[want_rss=no])
+if test "x$want_rss" = "xyes" ; then
+       PKG_CHECK_MODULES([GRSS],[libgrss-0.5 >= $LIBGRSS_REQUIRED libsoup-2.4 >= LIBSOUP_REQUIRED],
+       [
+       AC_DEFINE(HAVE_RSS,[1],[RSS support])
+       ],
+       [
+       AC_MSG_RESULT(no)
+       ])
+fi
 
 dnl D-Bus support
 AC_ARG_WITH(dbus, AS_HELP_STRING([--with-dbus],[enable D-Bus support (normally: no)]), [want_dbus=$withval], 
[want_dbus=no])