chore(travis): test on IE Edge

Closes #13687

Author: Narretz

karma-shared.conf.js

@@ -74,6 +74,12 @@ module.exports = function(config, specificOptions) {
         platform: 'Windows 8.1',
         version: '11'
       },
+      'SL_EDGE': {
+        base: "SauceLabs",
+        browserName: "microsoftedge",
+        platform: "Windows 10",
+        version: "25.10586"
+      },
       'SL_iOS': {
         base: "SauceLabs",
         browserName: "iphone",

scripts/travis/build.sh

@@ -11,7 +11,7 @@ elif [ $JOB = "unit" ]; then
   if [ "$BROWSER_PROVIDER" == "browserstack" ]; then
     BROWSERS="BS_Chrome,BS_Safari,BS_Firefox,BS_IE_9,BS_IE_10,BS_IE_11,BS_iOS"
   else
-    BROWSERS="SL_Chrome,SL_Firefox,SL_Safari_8,SL_Safari_9,SL_IE_9,SL_IE_10,SL_IE_11,SL_iOS"
+    BROWSERS="SL_Chrome,SL_Firefox,SL_Safari_8,SL_Safari_9,SL_IE_9,SL_IE_10,SL_IE_11,SL_EDGE,SL_iOS"
   fi
 
   grunt test:promises-aplus