Update Week01_assignments.md

Week01_assignments.md

 # Week01 Assignments (20 pts)
 
-First part A3:2017 - Sensitive Data Exposure:
+## First part A3:2017 - Sensitive Data Exposure:
 
 Preparation:
  * Get working environment with Docker, docker-compose
@@ -28,7 +28,7 @@ Assignments (10 pts):
    * Task: Describe how you found the score board page
      * If you used a walkthrough, describe how you would approach finding it now if you had to do it again
 
-Second part A1:2017 - SQL Injection:
+## Second part A1:2017 - SQL Injection:
 
 Reading:
  * RWBH Chapter 9: SQL Injection (81-93)