add zip to valid slide extensions

 - Legacy-Id: 5887

Author: rpcross

ietf/secr/proceedings/forms.py

@@ -13,7 +13,7 @@
 # Globals
 # ---------------------------------------------
 
-VALID_SLIDE_EXTENSIONS = ('.doc','.docx','.pdf','.ppt','.pptx','.txt')
+VALID_SLIDE_EXTENSIONS = ('.doc','.docx','.pdf','.ppt','.pptx','.txt','.zip')
 VALID_MINUTES_EXTENSIONS = ('.txt','.html','.htm','.pdf')
 VALID_AGENDA_EXTENSIONS = ('.txt','.html','.htm')
 
@@ -101,4 +101,4 @@ def clean(self):
 
         return cleaned_data
 
-        
+