Fix typo in menu button class

- .navtoogle should be .navtoggle
- Fixes #175

_sass/page.scss

@@ -165,7 +165,7 @@ $button-size: 1.5rem;
 	}
 }
 // Style the toggle menu link and hide it
-.nav .navtoogle {
+.nav .navtoggle {
 	@include font-rem(18);
 	font-weight: normal;
 	background-color: $black;
@@ -180,7 +180,7 @@ $button-size: 1.5rem;
 	border: none;
 	background: none;
 }
-.navtoogle i {
+.navtoggle i {
 	z-index:-1;
 }
 .icon-menu {

assets/js/_main.js

@@ -13,11 +13,11 @@ var changeClass = function (r,className1,className2) {
 };
 //  Creating our button in JS for smaller screens
 var menuElements = document.getElementById('site-nav');
-menuElements.insertAdjacentHTML('afterBegin','<button type="button" role="button" id="menutoggle" class="navtoogle navicon-lines-button x" aria-hidden="true"><span class="navicon-lines"></span>menu</button>');
+menuElements.insertAdjacentHTML('afterBegin','<button type="button" role="button" id="menutoggle" class="navtoggle navicon-lines-button x" aria-hidden="true"><span class="navicon-lines"></span>menu</button>');
 
 //  Toggle the class on click to show / hide the menu
 document.getElementById('menutoggle').onclick = function() {
-  changeClass(this, 'navtoogle active', 'navtoogle');
+  changeClass(this, 'navtoggle active', 'navtoggle');
 };
 // http://tympanus.net/codrops/2013/05/08/responsive-retina-ready-menu/comment-page-2/#comment-438918
 document.onclick = function(e) {
@@ -25,7 +25,7 @@ document.onclick = function(e) {
     buttonStyle =  mobileButton.currentStyle ? mobileButton.currentStyle.display : getComputedStyle(mobileButton, null).display;
 
   if(buttonStyle === 'block' && e.target !== mobileButton && new RegExp(' ' + 'active' + ' ').test(' ' + mobileButton.className + ' ')) {
-    changeClass(mobileButton, 'navtoogle active', 'navtoogle');
+    changeClass(mobileButton, 'navtoggle active', 'navtoggle');
   }
 };