added over.app.ConfigFile.ignore_unknown

over/app.py

@@ -289,12 +289,13 @@ class ConfigFile:
 	- missing options are appended to the file
 	"""
 	
-	def __init__(self, options, path):
+	def __init__(self, options, path, ignore_unknown=False):
 		"""
 		"""
 		
 		self.options = options
 		self.path = path
+		self.ignore_unknown = ignore_unknown
 		self.print = text.Output("over.app.ConfigFile")
 		self.seen_hashes = set()
 	
@@ -324,7 +325,10 @@ class ConfigFile:
 							try:
 								option = self.options[L]
 							except KeyError:
-								raise UnknownOption(L)
+								if self.ignore_unknown:
+									continue
+								else:
+									raise UnknownOption(L)
 							
 							args = shlex.split(R)
 							option.set_value(args, Option_sources.config_file)