Update reference to "Config" which doesn't exist

Possibly related to 4e97cd7

Author: endolith

interpreter/__init__.py

@@ -12,20 +12,20 @@
 
 Configuration
 ------------
->>> from interpreter import Interpreter, Config
+>>> from interpreter import Interpreter, Profile
 
 Use defaults:
 
 >>> interpreter = Interpreter()
 
 Load from custom profile:
 
->>> config = Config.from_file("~/custom_profile.py")
->>> interpreter = Interpreter(config)
+>>> profile = Profile.from_file("~/custom_profile.py")
+>>> interpreter = Interpreter(profile)
 
 Save current settings:
 
->>> interpreter.save_config("~/my_settings.py")
+>>> interpreter.save_profile("~/my_settings.py")
 """
 
 # Use lazy imports to avoid loading heavy modules immediately