Wrap all images from {% img %} in link

Uses the src attribute passed as an argument to the plugin to set the
href attribute on the anchor tag.
Changed links to be a shade of blue

Previously, the links weren't very visible. Hopefully people will be
more enticed to click on the links now that they can see where they are
before they get to them.
Added swp files to gitignore
New post about Molokai color scheme
Added template.yml file to store common page.* proerties