- Options use a more robust int callback by default (handles hex and oct digits as well)

- over.misc.hexdump extended with initial_offset

over/app.py

@@ -126,6 +126,10 @@ class Option:
 		else:
 			self.is_boolean = is_boolean
 		
+		# coerce a few Python types to our own
+		if callback == int:
+			self.callback = callback_module.integer
+		
 		self.reset(True) # sets self.source and self._value_lists
 	
 	def reset(self, default=False):