Fixed a bug in handling the cancel redirect.

The test for the cancel button was case sensitive.
I changed it so it would accept any case, as well as extra spaces.

lib/python/ZPublisher/Publish.py

@@ -84,8 +84,8 @@
 ##############################################################################
 __doc__="""Python Object Publisher -- Publish Python objects on web servers
 
-$Id: Publish.py,v 1.114 1998/12/11 20:53:46 jim Exp $"""
-__version__='$Revision: 1.114 $'[11:-2]
+$Id: Publish.py,v 1.115 1998/12/29 18:10:12 jim Exp $"""
+__version__='$Revision: 1.115 $'[11:-2]
 
 import sys, os, string, cgi, regex
 from string import lower, atoi, rfind, split, strip, join, upper, find
@@ -311,7 +311,7 @@ class ModulePublisher:
 
         # First check for "cancel" redirect:
         cancel=''
-        if request_get('SUBMIT','')=='cancel':
+        if lower(strip(request_get('SUBMIT','')))=='cancel':
             cancel=request_get('CANCEL_ACTION','')
             if cancel: raise 'Redirect', cancel