use h2 embedded db
code cleanup
Merge remote-tracking branch 'origin/master'

Conflicts:
	src/main/java/com/nla/dao/BenchmarkDAO.java
	src/main/java/com/nla/dao/BenchmarkDAOImpl.java
	src/main/java/com/nla/service/CentralBaseListService.java
	src/main/java/com/nla/service/CentralBaseListServiceImpl.java
	src/main/java/com/nla/web/TechnicalAnalysisAdminController.java