Solved Week 3 Homework 1
Homework 3-2 - Implement adding of a blog

- Test passing for Freemarker templates.
- Need to create Thymeleaf templates
Homework 3-3 - Implemented adding of comment to post
Implemented with Thymeleaf.

- Comment out the starter for FreeMarker in pom.xml if you want to use
Thymeleaf