SuccessChanges

Summary

  1. Tsk30 Adds Login and logout (details)
Commit 52d55c11afa0ca5771c1930a0178d71479db49c0 by ddduran
Tsk30 Adds Login and logout
Adds the logic of the login and the logout. In addition, changes have 
been made to the navbar for its operation
The file was modifiedjsf/src/main/webapp/resources/components/navigation.xhtml
The file was modifiedjsf/src/main/webapp/styles/main.css
The file was modifiedjsf/src/main/java/es/uvigo/esei/dgss/teama/microstories/jsf/UserController.java