configuration.rb in mail-2.4.0

- old
+ new

@@ -3,14 +3,14 @@
 # Thanks to Nicolas Fouché for this wrapper
 #
 require 'singleton'
 
 module Mail
-  
+
   # The Configuration class is a Singleton used to hold the default
   # configuration for all Mail objects.
-  # 
+  #
   # Each new mail object gets a copy of these values at initialization
   # which can be overwritten on a per mail object basis.
   class Configuration
     include Singleton
 
@@ -48,10 +48,10 @@
 
     def retriever_method(method = nil, settings = {})
       return @retriever_method if @retriever_method && method.nil?
       @retriever_method = lookup_retriever_method(method).new(settings)
     end
-    
+
     def lookup_retriever_method(method)
       case method
       when nil
         Mail::POP3
       when :pop3