Don't allow text selection in header or nav

app/pods/components/page-header/component.js

@@ -8,7 +8,7 @@ export default Ember.Component.extend({
   hasAside: null,
 
   tagName: 'header',
-  classNames: ['clearfix'],
+  classNames: ['clearfix','no-select'],
   classNameBindings: ['hasAside'],
 
   defaultProject: null,

app/pods/components/page-nav/component.js

@@ -2,6 +2,7 @@ import Ember from "ember";
 
 export default Ember.Component.extend({
   activeTab: null,
+  classNames: ['no-select'],
 
   tagName: 'nav',
   hasRegistries: function() {

app/styles/bootstrap-tweak.scss

@@ -4,6 +4,7 @@ a:focus {
 
 H1, H2, H3, H4, H5, H6 {
   margin: 0;
+  cursor: normal;
 }
 
 .btn-disabled {