changes assertion of instance to kind

this change makes it easier to test on both activesupport versions since
the HashWithIndifferentAccess inherits from Hash in both cases

test/connection/test_get_module_fields.rb

@@ -4,8 +4,8 @@ class TestModuleFields < ActiveSupport::TestCase
   context "A SugarCRM.connection" do
     should "return a hash of module fields when #get_module_fields" do
       fields = SugarCRM.connection.get_module_fields("Users")
-      assert_instance_of ActiveSupport::HashWithIndifferentAccess, fields
+      assert_kind_of Hash, fields
       assert "address_city", fields.keys[0]
     end
   end
-end
+end

test/test_sugarcrm.rb

@@ -13,7 +13,7 @@ class TestSugarCRM < ActiveSupport::TestCase
 
     should "implement self.count" do
       nb_accounts = SugarCRM::Account.count
-      assert nb_accounts > 0
+      assert nb_accounts > 0, "There should be some Accounts"
       nb_inc_accounts = nil
       assert_nothing_raised do
         nb_inc_accounts = SugarCRM::Account.count(:conditions => {:name => "LIKE '%Inc'"})
@@ -38,7 +38,7 @@ class TestSugarCRM < ActiveSupport::TestCase
     end
 
     should "return the module fields" do
-      assert_instance_of ActiveSupport::HashWithIndifferentAccess, SugarCRM::Account._module.fields
+      assert_kind_of Hash, SugarCRM::Account._module.fields
     end
 
     should "respond to self#methods" do
@@ -59,7 +59,7 @@ class TestSugarCRM < ActiveSupport::TestCase
     end
 
     should "respond to self.attributes_from_modules_fields" do
-      assert_instance_of ActiveSupport::HashWithIndifferentAccess, SugarCRM::User.attributes_from_module
+      assert_kind_of Hash, SugarCRM::User.attributes_from_module
     end
 
     should "return an instance of itself when #new" do