Cambios para hacer commit:
	modificado: AndroidManifest.xml
	modificado: src/com/iesebre/dam2/pa201415/ivan/androidskeleton/BaseUtils.java
	modificado: src/com/iesebre/dam2/pa201415/ivan/androidskeleton/LoginActivity.java
	modificado: src/com/iesebre/dam2/pa201415/ivan/androidskeleton/MainActivityDrawer.java

revoke twiter after one login and one logout goes to the web insted turning buck to loginactivity.
Don't know why...