Modify Log Out test

Changes committed:
	modified:   tests/acceptance/TestLogInLogOut.py
Rename signIn to logIn
Changes committed:
	modified:   static/js/libman/0libman-event-binder.js
	modified:   static/js/libman/session.js
	modified:   tests/acceptance/TestLogInLogOut.py
	modified:   views/libman/books.html
Merge Commit