Ajout du ban sur /Login
	modified:   database/Database.java
	modified:   database/DatabaseHelper.java
	modified:   database/mongo/MongoDatabase.java
	modified:   database/mongo/MongoHelper.java
	modified:   database/sql/SQLDatabase.java
	modified:   database/sql/SQLHelper.java
	modified:   io/BsonEcho.java
	new file:   model/BanLog.java
	new file:   model/BanManager.java
	new file:   model/ConnexionTry.java
	modified:   model/DataBean.java
	modified:   model/LoginManager.java
	modified:   servlets/TransactionServlet.java
	modified:   servlets/UserServlet.java
Merge branch 'master' of https://github.com/steven89/if26_projet