Revert "Enable swift by default."

This reverts commit 5a5cbf7274a6a50bb766ec590cf885430ed5c5d0.

This breaks on a default openstack install on Ubuntu 12.10,
revert for now until this can be cleaned up to work out of the
box.

Change-Id: I185509cc30bd28e920cdab60fc92129949bd6b0d
diff --git a/exercises/client-env.sh b/exercises/client-env.sh
index dd8e56e..c84e84e 100755
--- a/exercises/client-env.sh
+++ b/exercises/client-env.sh
@@ -144,8 +144,7 @@
 # Swift client
 # ------------
 
-
-if [[ "$ENABLED_SERVICES" =~ "swift" || "$ENABLED_SERVICES" =~ "s-proxy" ]]; then
+if [[ "$ENABLED_SERVICES" =~ "swift" ]]; then
     if [[ "$SKIP_EXERCISES" =~ "swift" ]] ; then
         STATUS_SWIFT="Skipped"
     else