qemu component: version up 2.11.0, use debian 9.3.0 iso image

Remove old and non used debian images, use debian9 image by default now

component/qemu-kvm/buildout.cfg

@@ -19,12 +19,11 @@ extends =
 [kvm]
 recipe = slapos.recipe.cmmi
 # qemu-kvm and qemu are now the same since 1.3.
-url = http://wiki.qemu-project.org/download/qemu-2.8.0.tar.bz2
-md5sum = 17940dce063b6ce450a12e719a6c9c43
+url = http://wiki.qemu-project.org/download/qemu-2.11.0.tar.bz2
+md5sum = 335994a755bc655e88a87aeb36bfc0b9
 configure-options =
   --target-list="$(uname -m 2>/dev/null|sed 's,^i[456]86$,i386,')-softmmu"
   --enable-system
-  --with-system-pixman
   --disable-sdl
   --disable-xen
   --disable-vnc-sasl
@@ -58,22 +57,18 @@ location = ${buildout:parts-directory}/${:_buildout_section_name_}
 <= debian-netinst-base
 arch = amd64
 
-[debian-amd64-squeeze-netinst.iso]
-<= debian-amd64-netinst-base
-version = 6.0.10
-md5sum = 7f82d341561035f65933da43f94d5b52
-
-[debian-amd64-wheezy-netinst.iso]
+[debian-amd64-jessie-netinst.iso]
+# Download the installer of Debian 8 (Jessie)
 <= debian-amd64-netinst-base
-version = 7.11.0
-md5sum = 096c1c18b44c269808bd815d58c53c8f
+release = archive
+version = 8.10.0
+md5sum = 19dcfc381bd3e609c6056216d203f5bc
 
 [debian-amd64-netinst.iso]
-# Download the installer of Debian 8 (Jessie)
 <= debian-amd64-netinst-base
 release = release/current
-version = 8.6.0
-md5sum = e9f61bf327db6d8f7cee05a99f2353cc
+version = 9.3.0
+md5sum = db8ab7871bc2b7d456c4746e706fb5d3
 
 [debian-amd64-testing-netinst.iso]
 # Download the installer of Debian Stretch