Use h2 database
create test data helper
Fix a variable name
Improve defaultData method

result type changed to Generics Type
Fix create method name

and, fix JavaDoc
Spock FrameworkとJMockitが動くように設定
モック設定すると別テストのautowiredを書き換えてしまうので
add master-slave
some fix
fix class name
fix test case
master -slave
Merge pull request #2 from hachi-eiji/master-slave

Master slave