Moved fatalError() from Controller to Error class.

* Renamed the method to fatal().

 * Added Error class, but I may be factoring it out and replacing it with strong dependency of PHP built-in Exceptions.

 * Cleaned up some other stuff too.

classes/Config.php

@@ -72,6 +72,10 @@ class Config
 
 			return true;	
 		}
+		else
+		{
+			Error::fatal('config.ini is either missing or unreadable');			
+		}
 	}
 
 	/**