new post button using font-awesome

lms/templates/discussion/_discussion_course_navigation.html

@@ -3,6 +3,6 @@
 
 <%block name="extratabs">
 % if has_permission(user, 'create_thread', course.id):
-    <li class="right"><a href="#" class="new-post-btn"><span class="new-post-icon"></span>New Post</a></li>
+    <li class="right"><a href="#" class="new-post-btn"><span class="icon icon-edit"></span>New Post</a></li>
 % endif
 </%block>

lms/templates/discussion/_discussion_module.html

@@ -2,7 +2,7 @@
 
 <div class="discussion-module" data-discussion-id="${discussion_id | h}">
     <a class="discussion-show control-button" href="javascript:void(0)" data-discussion-id="${discussion_id | h}"><span class="show-hide-discussion-icon"></span><span class="button-text">Show Discussion</span></a>
-    <a href="#" class="new-post-btn"><span class="new-post-icon"></span>New Post</a>
+    <a href="#" class="new-post-btn"><span class="icon icon-edit new-post-icon"></span>New Post</a>
     
     
 </div>

lms/templates/discussion/index.html

@@ -56,7 +56,7 @@
 		        		<li class="helpgrid-row helpgrid-row-navigation">
 		        			<span class="row-title">Find discussions</span>
 		        			<div class="row-item">
-		        				<i class="icon icon-sort-down"></i>
+		        				<i class="icon icon-reorder"></i>
 		        				<span class="row-description">Focus in on specific topics</span>
 	        				</div>
 		        			<div class="row-item">