Ugh. We can't simply disable product initialization when running a ZEO

client, we just need to prevent database updates. We now do this using
an abort.

lib/python/App/Product.py

@@ -409,7 +409,6 @@ def initializeProduct(productp, name, home, app):
     try:
         if ihasattr(products,name):
             old=getattr(products, name)
-            if os.environ.get('ZEO_CLIENT',''): return old            
             if (ihasattr(old,'version') and old.version==fver and
                 hasattr(old, 'import_error_') and
                 old.import_error_==ie):
@@ -456,6 +455,8 @@ def initializeProduct(productp, name, home, app):
             {'label':'README', 'action':'manage_readme'},
             )
 
+    if os.environ.get('ZEO_CLIENT',''): get_transaction().abort()
+
     return product
 
 def ihasattr(o, name):