Refined application's style
Refined application's style
Removing tag_counts function from post.rb
Adding counter function to count each tag
Changing Post.tag_counts function to Tag.counts
readme description
Merge branch 'master' of https://github.com/NouranMahmoud/TaggingTut

Conflicts:
	app/models/post.rb
	app/views/posts/index.html.erb