changed text colour of the page navigation to improve contrast.
site logo in header is no longer a link to the home page as the link to the home is adjacent.
improved the contrasting for the blue used for links & titles.
'Continue Reading' links only display below to excerpt.
tags are now marked up as a list.
tags displayed in a single post are now displayed in an unordered list.
post date & tags now only appear once in the markup.
added message with link to Github repo.