Merge pull request #102 from naotospace/hotfix/round_result

Fix key name

Author: hikimochi

lib/bucky/core/test_core/test_manager.rb

@@ -167,7 +167,7 @@ def execute_test
 
           return unless @test_cond[:out]
 
-          @json_report[:summary][:cases_count] = all_round_results[0].sum { |_case, res| res[:case_count] }
+          @json_report[:summary][:cases_count] = all_round_results[0].sum { |_case, res| res[:cases_count] }
           @json_report[:summary][:failure_count] = all_round_results[-1].sum { |_case, res| res[:failure_count] }
           @json_report[:summary][:success_count] = @json_report[:summary][:cases_count] - @json_report[:summary][:failure_count]