plus_minus.rb in danica-2.4.1

- old
+ new

@@ -1,10 +1,9 @@
 module Danica
   class Wrapper::PlusMinus
     include Common
     include BaseOperations
     include VariablesHolder
-    include ActiveModel::Model
 
     attr_accessor :value
 
     default_value :priority, 2
     default_value :is_grouped?, false