Merge pull request #3 from arthurstomp/master

Pull Re
Merge remote-tracking branch 'origin/master' into italo
Iniciando desenvolvimento listView
Classe ToDo Duplicada com Tarefa deletada
getTarefaLista criado em SQLLiteManager

Não testado ainda
loggin working just fine. Never compare two strings with == , use equals().
Merge branch 'italo' of github.com:arthurstomp/toDo into pharol
Merge branch 'pharol': Add:Login com verificação de campos e tratamento de exceções.
Fixed: Popup de cadastro inserido
delete toDo.java. Add data_finalizacao on Tarefa table and in Tarefa class attributes.
add back button at list activity.
add SessionManager to control the session with shared preferences.
Merge branch 'master' of github.com:arthurstomp/toDo

Conflicts:
	bin/FinalProject.apk
	bin/classes.dex
	res/layout/activity_lista.xml
	src/com/stomp/finalproject/ListaActivity.java
DataFormat as class constant.
create two activities, CriarTarefaActivity and ModificarTarefaActivity ( this one will be used to display the activity as well). Prototype the layout of CriarTarefaActivity.
Add:Layout activityModificarTarefa