Fix name of submit button.

It was named "submit" which shadows the javascript submit method of
the form. See roundup-devel thread at
http://comments.gmane.org/gmane.comp.bug-tracking.roundup.devel/4422

Author: Ralf Schlatterbeck

roundup/cgi/templating.py

@@ -719,7 +719,7 @@ def submit(self, label=''"Submit New Entry"):
 
         return self.input(type="hidden", name="@action", value="new") + \
             '\n' + \
-            self.input(type="submit", name="submit", value=self._(label))
+            self.input(type="submit", name="submit_button", value=self._(label))
 
     def history(self):
         if not self.is_view_ok():
@@ -847,7 +847,7 @@ def submit(self, label=''"Submit Changes"):
         return self.input(type="hidden", name="@lastactivity",
             value=self.activity.local(0)) + '\n' + \
             self.input(type="hidden", name="@action", value="edit") + '\n' + \
-            self.input(type="submit", name="submit", value=self._(label))
+            self.input(type="submit", name="submit_button", value=self._(label))
 
     def journal(self, direction='descending'):
         ''' Return a list of HTMLJournalEntry instances.