GUI -- Created new icon badges of up and down arrows for tables, and edited tests to account for new glyphs.

Change-Id: I609f45ad434b8a3f92ce605ba1a9056f9584b11f
diff --git a/web/gui/src/main/webapp/app/fw/svg/icon.js b/web/gui/src/main/webapp/app/fw/svg/icon.js
index 3cb00bb..45e77ce 100644
--- a/web/gui/src/main/webapp/app/fw/svg/icon.js
+++ b/web/gui/src/main/webapp/app/fw/svg/icon.js
@@ -30,7 +30,10 @@
     // note: icon id maps to a CSS class for styling that icon
     var glyphMapping = {
             deviceOnline: 'checkMark',
-            deviceOffline: 'xMark'
+            deviceOffline: 'xMark',
+            tableColSortAsc: 'triangleUp',
+            tableColSortDesc: 'triangleDown',
+            tableColSortNone: '-'
         };
 
     function ensureIconLibDefs() {