Inlined and minified grayscale.js, also optimized

Also, optimized all the images that the site uses by changing png's to 8 bit and optimizing IDAT stream.

_includes/js.html

@@ -11,7 +11,11 @@
 <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery-easing/1.3/jquery.easing.min.js"></script>
 
 <!-- Custom Theme JavaScript -->
-<script src="{{site.baseurl}}/js/grayscale.js"></script>
+<!--* Start Bootstrap - Grayscale Bootstrap Theme (http://startbootstrap.com)
+* Code licensed under the Apache License v2.0.
+* For details, see http://www.apache.org/licenses/LICENSE-2.0.-->
+<script>$(window).scroll(function(){50<$(".navbar").offset().top?$(".navbar-fixed-top").addClass("top-nav-collapse"):$(".navbar-fixed-top").removeClass("top-nav-collapse")});$(function(){$("a.page-scroll").bind("click",function(b){var a=$(this);$("html, body").stop().animate({scrollTop:$(a.attr("href")).offset().top},1500,"easeInOutExpo",function(){a.blur()});b.preventDefault()})});$(".navbar-collapse ul li
+a").click(function(){$(".navbar-toggle:visible").click()});</script>
 
 {% if site.google-tracking-id %}
 

js/grayscale.js

@@ -1,31 +0,0 @@
-/*!
- * Start Bootstrap - Grayscale Bootstrap Theme (http://startbootstrap.com)
- * Code licensed under the Apache License v2.0.
- * For details, see http://www.apache.org/licenses/LICENSE-2.0.
- */
-
-// jQuery to collapse the navbar on scroll
-$(window).scroll(function() {
-    if ($(".navbar").offset().top > 50) {
-        $(".navbar-fixed-top").addClass("top-nav-collapse");
-    } else {
-        $(".navbar-fixed-top").removeClass("top-nav-collapse");
-    }
-});
-
-// jQuery for page scrolling feature - requires jQuery Easing plugin
-$(function() {
-    $('a.page-scroll').bind('click', function(event) {
-        var $anchor = $(this);
-        $('html, body').stop().animate({
-            scrollTop: $($anchor.attr('href')).offset().top
-        }, 1500, 'easeInOutExpo'
-        , function(){ $anchor.blur(); });
-        event.preventDefault();
-    });
-});
-
-// Closes the Responsive Menu on Menu Item Click
-$('.navbar-collapse ul li a').click(function() {
-    $('.navbar-toggle:visible').click();
-});