added course name to global nav bar

lms/static/sass/course/base/_extends.scss

@@ -185,3 +185,21 @@ h1.top-header {
 .tran {
   @include transition( all, .2s, $ease-in-out-quad);
 }
+
+.global {
+  h2 {
+    float: left;
+    font-size: 0.9em;
+    font-weight: 600;
+    line-height: 40px;
+    letter-spacing: 0;
+    text-transform: none;
+    text-shadow: 0 1px 0 #fff;
+
+    .provider {
+      font: inherit;
+      font-weight: bold;
+      color: #6d6d6d;
+    }
+  }
+}

lms/templates/navigation.html

@@ -7,11 +7,16 @@
 <header class="global" aria-label="Global Navigation">
   <nav>
     <h1 class="logo"><a href="${reverse('root')}"></a></h1>
-    <ol class="left">
+    
+    %if course:
+      <h2><span class="provider">${course.org}:</span> ${course.number} ${course.title}</h2>
+    %else:
+      <ol class="left">
       <li class="primary">
         <a href="${reverse('courses')}">Find Courses</a>
       </li>
     </ol>
+    %endif
 
   %if user.is_authenticated():
     <ol class="user">