login button
Merge branch 'master' of https://github.com/Hugogoodpeople/Menuguru

Conflicts:
	Menuguru6/app/src/main/java/pt/menuguru/menuguru6/ActivityLogin.java
	Menuguru6/app/src/main/java/pt/menuguru/menuguru6/Defenicoes.java
resolvidos conflitos