Adjusting new_excerpt_more()

* returned ellipsis and square brackets to end of the excerpt
* moved link to within a paragraph
* moved class to the paragraph from the hyperlink
* added emphasis
* added right pointed guillemet after post title
Added class="categories" to Categories <p>
updated the_tags(), the_category()

* added $before, $sep, $after parameters to give a class for the_tags()
* changed comma to bullet for the_category()
* added spaces to $sep for the_category()
Revised display for the_tags()

* changed to bullet from comma
Update to classes/styles

* changed mark up for the date
* made tags and categories match date in styling
Changed classes for date

* added .postdate
Categories, postdate and tags (and cite!)
Move tags and categories to same paragraph.
added space before elipsis in excerpt
Adjusting categories and tags
tags label iff tags
Merge pull request #97 from wrdsb/posts

updates to post stylings and cat/tag display