TravisCI: enable testing iOS 7 and 7.1 on SauceLabs.

tests/unit/RunSauceLabs.hx

@@ -79,12 +79,18 @@ class RunSauceLabs {
 				"version": "6.1",
 				"device-orientation": "portrait"
 			},
-			// {
-			// 	"browserName": "iphone",
-			// 	"platform": "OS X 10.9",
-			// 	"version": "7",
-			// 	"device-orientation": "portrait"
-			// },
+			{
+				"browserName": "iphone",
+				"platform": "OS X 10.9",
+				"version": "7",
+				"device-orientation": "portrait"
+			},
+			{
+				"browserName": "iphone",
+				"platform": "OS X 10.9",
+				"version": "7.1",
+				"device-orientation": "portrait"
+			},
 			{
 				"browserName": "android",
 				"platform": "Linux",