Add -seed support

nbproject/configs/Random_with_fixed_seed.properties

@@ -0,0 +1 @@
+$label=Random with fixed seed

src/Simulateur.java

@@ -91,7 +91,11 @@ public Simulateur(String[] args) throws ArgumentsException, Exception {
 
 		if (messageAleatoire) {
 			System.out.println("Mode aléatoire : "+nbBitsMess);
-			source = new SourceAleatoire(nbBitsMess);
+                        if(aleatoireAvecGerme){
+                            source = new SourceAleatoire(nbBitsMess,seed);
+                        }else{
+                            source = new SourceAleatoire(nbBitsMess);
+                        }
 			System.out.println("Mode aléatoire fini");
 		} else {
 			System.out.println("Mode  non aléatoire : "+messageString);

src/sources/SourceAleatoire.java

@@ -1,13 +1,23 @@
 package sources;
 
 import information.Information;
+import java.util.Random;
 
 public class SourceAleatoire extends Source<Boolean> {
-	public SourceAleatoire(int nbBits) {
-	  	super();
-		this.informationGeneree = new Information<Boolean>();
-		for(int i=0; i<nbBits; i++){
-			this.informationGeneree.add(Math.random()<0.5);
-		}
-  }
+
+    public SourceAleatoire(int nbBits) {
+        super();
+        this.informationGeneree = new Information<Boolean>();
+        for (int i = 0; i < nbBits; i++) {
+            this.informationGeneree.add(Math.random() < 0.5);
+        }
+    }
+    public SourceAleatoire(int nbBits,int seed) {
+        super();
+        this.informationGeneree = new Information<Boolean>();
+        Random generator = new Random(seed);
+        for (int i = 0; i < nbBits; i++) {
+            this.informationGeneree.add(generator.nextDouble() < 0.5);
+        }
+    }
 }