Since the license text is wrapped in `<pre>` with `white-space: pre-wrap` empty lines make the #license-text bigger than it actually is.
So, get rid of the empty newline at the end of the license text files since jekyll adds trailing spaces when it parses those.
This removes the deprecation warning about absolute permalinks. Absolute Permalinks will be the default as of Jekyll v1.1: http://jekyllrb.com/docs/upgrading/