update the image building to match new syntax

Signed-off-by: Dennis Gilmore <dennis@ausil.us>

fedora.conf

@@ -248,8 +248,7 @@ translate_paths = [
 
 
 image_build = [
-    ('^Cloud$', {
-        'x86_64': [
+    '^Cloud$': [
             {
                 'format': [('docker', 'tar.xz')]
                 'name': 'Fedora-Docker-Base',
@@ -259,7 +258,8 @@ image_build = [
                 'ksurl': 'git://git.fedorahosted.org/git/spin-kickstarts.git?#HEAD',
                 'kickstart': "fedora-docker-base.ks",
                 'distro': 'Fedora-20',
-                'disk_size': 3
+                'diisk_size': 3,
+                'arches': ['x86_64', 'i386']
             },
             {
                 'format': [('qcow2','qcow2'), ('raw-xz','raw.xz')]
@@ -269,10 +269,10 @@ image_build = [
                 'ksurl': 'git://git.fedorahosted.org/git/spin-kickstarts.git?#HEAD',
                 'kickstart': "fedora-cloud-base.ks",
                 'distro': 'Fedora-20',
-                'disk_size': 3
+                'disk_size': 3,
+                'arches': ['x86_64', 'i386']
             }
-        ]
-   }),
+        ],
 ]