jumping 202 exception in cluster_connect for < Py2.5

In HTTP > 100 and < 300 status codes are not errors. However, urllib2 in
Python < 2.5 throws Exceptions as if they were. Since our code does not
do any unique handling of these positive status codes, we jump them.

Change-Id: I0ef23b3714eb89a28f0191a0aecef15912db027d
Reviewed-on: http://review.couchbase.org/16637
Reviewed-by: Volker Mische <volker.mische@gmail.com>
Tested-by: Benjamin Young <benjamin@couchbase.com>

cluster_connect

@@ -62,9 +62,14 @@ def main():
            str(replicas) + " replica copies, password asdasd\n"
 
     o.open("http://127.0.0.1:8091/pools/default", "memoryQuota=" + str(memsize)).read()
-    o.open("http://127.0.0.1:8091/controller/setupDefaultBucket", "bucketType=" + buckettype +
+    try:
+        o.open("http://127.0.0.1:8091/controller/setupDefaultBucket", "bucketType=" + buckettype +
             "&ramQuotaMB=" + str(memsize) +
             "&replicaNumber=" + str(replicas)).read()
+    except HTTPError, e:
+        if e.code > 100 and e.code < 300:
+            pass
+
     o.open("http://127.0.0.1:8091/settings/web", "port=SAME&username=Administrator&password=asdasd").read()
     for i in range(1, int(nodes)):
         port = 8091 + i