Remove Chrome Frame references

_includes/browser-upgrade.html

@@ -0,0 +1 @@
+<!--[if lt IE 9]><div class="browser-upgrade alert alert-info">You are using an <strong>outdated</strong> browser. Please <a href="http://browsehappy.com/">upgrade your browser</a> to improve your experience.</div><![endif]-->

_includes/chrome-frame.html

@@ -1 +0,0 @@
-<!--[if lt IE 9]><div class="chrome-frame alert alert-info"><strong>Your browser is really old!</strong> <a href="http://browsehappy.com/">Why not upgrade to a different browser</a> or <a href="http://www.google.com/chromeframe/?redirect=true">install Google Chrome Frame</a> to better enjoy this site?</div><![endif]-->

_includes/footer.html

@@ -10,4 +10,4 @@
   </script>
 </div><!-- /.google-ads -->
 
-<h6>&copy; {{ site.time | date: '%Y' }} {{ site.owner.name }}. Powered by <a href="http://jekyllrb.com">Jekyll</a> using the <a href="http://mademistakes.com/">Minimal Mistakes</a> theme. <a href="{{ site.url }}/terms.html">Privacy and Disclosure Policies</a></h6>
+<h4>&copy; {{ site.time | date: '%Y' }} {{ site.owner.name }}. Powered by <a href="http://jekyllrb.com">Jekyll</a> using the <a href="http://mademistakes.com/">Minimal Mistakes</a> theme.</h4>