Fix issue caused by merge

Author: Tim Connor

activerecord-postgres-array.gemspec

@@ -1,6 +1,6 @@
 Gem::Specification.new do |s|
   s.name = "activerecord-postgres-array"
-  s.version = "0.0.9"
+  s.version = "0.0.10"
 
   s.required_rubygems_version = Gem::Requirement.new(">= 0") if s.respond_to? :required_rubygems_version=
   s.authors = ["Tim Connor"]

lib/activerecord-postgres-array/activerecord.rb

@@ -16,8 +16,6 @@ def arel_attributes_values(include_primary_key = true, include_readonly_attribut
             value = read_attribute(name)
             if column.type.to_s =~ /_array$/ && value && value.is_a?(Array)
               value = "'#{value.to_postgres_array(new_record?)}'"
-            elsif defined?(::Hstore) && column.type == :hstore && value && value.is_a?(Hash)
-              value = value.to_hstore
             elsif klass.serialized_attributes.include?(name)
               value = @attributes[name].serialized_value
             end