Updated post.tag - added link to posts list by specified tag.
Updated PostDao contact - added methods for selecting posts list by tag.
Updated PostDaoImpl according to new version of PostDao.
Added empty file posts.jsp and declared in tiles.xml.
Attribute isHomePage of post tag replaced with isPostPage.
Marked up page for displaying posts.
Added url /posts/tag/* to Spring Security config. Allow all to send GET request to this address.
Fixed bug in PostDaoImpl with incorrect offset in getPostsByTagForPage method.
Added method to PostController to process GET requests to /posts/tag/tagName.