revert stopper setup.py-age; stopper is not in the Zope module. ok

guido@.

when/if merge day comes for the installer this will make for less
confusion :-)

setup.py

@@ -279,11 +279,5 @@ setup(name = "Other libraries",
                   ]
       )
 
-stopper = Extension(name = "Products.ZCTextIndex.stopper",
-                    sources = ["Products/ZCTextIndex/stopper.c"])
-
-setup(name = "Products.ZCTextIndex",
-      ext_modules = [stopper])
-
 os.chdir(top_dir)