implemented
- more integration with tiles
- user can rate post only once
- categories can be added while create post
- categories shown in post
implemented
- more integration with tiles
- user can rate post only once
- categories can be added while create post
- categories shown in post
Merge origin/master

Conflicts:
	New Folder/WAMP_blog_engine/src/main/java/cs544/wamp_blog_engine/controller/PostController.java
previous changes
previous changes
Merge origin/master

Conflicts:
	New Folder/WAMP_blog_engine/src/main/webapp/WEB-INF/tiles-definitions.xml
Merge origin/master

Conflicts:
	New Folder/WAMP_blog_engine/src/main/webapp/WEB-INF/views/blog.jsp