Buisness logic docs updated

buisnesslogic/src/main/java/com/plannaplan/entities/Assignment.java

@@ -78,6 +78,9 @@ public class Assignment {
     public Assignment() {
     }
 
+    /**
+     * @param commision commision to set
+     */
     public void setCommision(Commision commision) {
         this.commision = commision;
     }