Create gnutls component, use it in kvm software release

component/gnutls/buildout.cfg

+[buildout]
+extends = 
+  ../readline/buildout.cfg
+  ../ncurses/buildout.cfg
+  ../zlib/buildout.cfg
+
+parts = gnutls
+
+[gpg-error]
+recipe = hexagonit.recipe.cmmi
+url = ftp://ftp.gnupg.org/gcrypt/libgpg-error/libgpg-error-1.10.tar.gz
+md5sum = 7c2710ef439f82ac429b88fec88e9a4c
+
+[gcrypt]
+recipe = hexagonit.recipe.cmmi
+url = ftp://ftp.gnupg.org/gcrypt/libgcrypt/libgcrypt-1.4.6.tar.gz
+md5sum = bfd45922eefb8a24d598af77366220d4
+configure-options =
+  --with-gpg-error-prefix=${gpg-error:location}
+environment =
+  CPPFLAGS=-I${gpg-error:location}/include
+  LDFLAGS=-Wl,-rpath -Wl,${gpg-error:location}/lib -Wl,${gpg-error:location}/lib/libgpg-error.so.0
+
+[gnutls]
+# XXX-Cedric : update to latest gnutls
+recipe = hexagonit.recipe.cmmi
+url = ftp://ftp.gnupg.org/gcrypt/gnutls/gnutls-2.8.6.tar.bz2
+md5sum = eb0a6d7d3cb9ac684d971c14f9f6d3ba
+configure-options =
+  --with-libgcrypt-prefix=${gcrypt:location}
+environment =
+  CPPFLAGS=-I${zlib:location}/include -I${readline:location}/include -I${ncurses:location}/include -I${ncurses:location}/include/ncursesw -I${gcrypt:location}/include -I${gpg-error:location}/include
+  LDFLAGS=-L${readline:location}/lib -L${ncurses:location}/lib -L${gcrypt:location}/lib -Wl,-rpath -Wl,${zlib:location}/lib -Wl,-rpath -Wl,${readline:location}/lib -Wl,-rpath -Wl,${ncurses:location}/lib -Wl,-rpath -Wl,${gcrypt:location}/lib -Wl,-rpath -Wl,${gpg-error:location}/lib -Wl,${gcrypt:location}/lib/libgcrypt.so.11
+  PKG_CONFIG=${zlib:location}/lib/pkgconfig

software/kvm/software.cfg

@@ -4,9 +4,7 @@ extends =
   ../../component/python-2.7/buildout.cfg
   ../../component/lxml-python/buildout.cfg
   ../../component/git/buildout.cfg
-  ../../component/zlib/buildout.cfg
-  ../../component/readline/buildout.cfg
-  ../../component/ncurses/buildout.cfg
+  ../../component/gnutls/buildout.cfg
   ../../component/libuuid/buildout.cfg
   ../../component/noVNC/buildout.cfg
   ../../component/openssl/buildout.cfg
@@ -42,33 +40,6 @@ allow-hosts =
   www.dabeaz.com
   www.owlfish.com
 
-[gpg-error]
-recipe = hexagonit.recipe.cmmi
-url = ftp://ftp.gnupg.org/gcrypt/libgpg-error/libgpg-error-1.10.tar.gz
-md5sum = 7c2710ef439f82ac429b88fec88e9a4c
-
-[gcrypt]
-recipe = hexagonit.recipe.cmmi
-url = ftp://ftp.gnupg.org/gcrypt/libgcrypt/libgcrypt-1.4.6.tar.gz
-md5sum = bfd45922eefb8a24d598af77366220d4
-configure-options =
-  --with-gpg-error-prefix=${gpg-error:location}
-environment =
-  CPPFLAGS=-I${gpg-error:location}/include
-  LDFLAGS=-Wl,-rpath -Wl,${gpg-error:location}/lib -Wl,${gpg-error:location}/lib/libgpg-error.so.0
-
-[gnutls]
-# XXX-Cedric : update to latest gnutls
-recipe = hexagonit.recipe.cmmi
-url = ftp://ftp.gnupg.org/gcrypt/gnutls/gnutls-2.8.6.tar.bz2
-md5sum = eb0a6d7d3cb9ac684d971c14f9f6d3ba
-configure-options =
-  --with-libgcrypt-prefix=${gcrypt:location}
-environment =
-  CPPFLAGS=-I${zlib:location}/include -I${readline:location}/include -I${ncurses:location}/include -I${ncurses:location}/include/ncursesw -I${gcrypt:location}/include -I${gpg-error:location}/include
-  LDFLAGS=-L${readline:location}/lib -L${ncurses:location}/lib -L${gcrypt:location}/lib -Wl,-rpath -Wl,${zlib:location}/lib -Wl,-rpath -Wl,${readline:location}/lib -Wl,-rpath -Wl,${ncurses:location}/lib -Wl,-rpath -Wl,${gcrypt:location}/lib -Wl,-rpath -Wl,${gpg-error:location}/lib -Wl,${gcrypt:location}/lib/libgcrypt.so.11
-  PKG_CONFIG=${zlib:location}/lib/pkgconfig
-
 #XXX-Cedric : Currently, one can only access to KVM using noVNC.
 #             Ideally one should be able to access KVM by using either NoVNC or VNC.
 #             Problem is : no native crypto support in web browsers. So we have to disable ssl