adding login flow -- 01
Merge branch 'master' of https://github.com/mihigh/pubele

Conflicts:
	fences-repository/src/main/java/org/syswin/fences/models/PermissionGroup.java
	fences-repository/src/main/java/org/syswin/fences/models/UserRecord.java
	fences-repository/src/main/test/java/org/syswin/fences/FenceRepositoryTest.java
Finished login with session feature