add container of "twitts" to User
add class Twitt
Restructured project. Fully working reg/login without DB
Merge remote-tracking branch 'origin/master'

Conflicts:
	pom.xml
	server.iml
	src/main/java/rest/Login.java
	src/test/java/RESTHello/LoginTest.java
Deleted Hibernate pieces
Some refactoring in User.java (name of variables, new set method for DB)