Merge pull request #3 from jtong-kata/master

UI implement using jquery
zy: remove useless files
zy: add Application.java back for spring boot
zy:  implement batch update and search

change the "api" directory
zy: build init test for DAO layer

create test database and test data using hibernate
zy: change deleteAll method parameter from user array to id array
zy: add UsersDAOTest cases for all APIs
zy: build integration test sourceset
zy: separate hibernate configuration out as a single file
zy: add context configuration for integration test
zy: add jdbc template in the configuration
zy: add test for usersdao using jdbctemplate
zy:  remove transaction read only attribute in the usersDao
zy: change test of search to use usersdao.search
zy: commit testing case using junit theories, which is data driven testing
zy: add to do list in the project
zy: add password column in user table
zy: add password column in db seed file
zy: add password field in User Object
zy: add spring fixture to separate test data out of test case