+"""Loading of configuration files and parameters.
+
+@type version: L{twisted.python.versions.Version}
+@var version: the version of this program
+@type DEFAULT_CONFIG_FILES: C{list} of C{string}
+@var DEFAULT_CONFIG_FILES: the default config files to load (in order)
+@var DEFAULTS: the default config parameter values for the main program
+@var DHT_DEFAULTS: the default config parameter values for the default DHT
+
+"""
+