[PyQt] PyQt4's configure.py: minor nitpick

[Giovanni Bajo]

Hello Phil,

would you mind applying this patch?

@@ -965,6 +1137,8 @@
      while 1:
          try:
              resp = raw_input("Do you accept the terms of the license? ")
+        except KeyboardInterrupt:
+            raise SystemExit
          except:
              resp = ""


I find natural to break out with CTRL+C.
-- 
Giovanni Bajo