Add browsers for testing new futures

Semigradsky · Semigradsky · commit 480687cf1555 · 2017-05-07T23:25:39.000+03:00
diff --git a/src/__tests__/fixtures/features/attribute-case-insensitive.browsers b/src/__tests__/fixtures/features/attribute-case-insensitive.browsers
@@ -0,0 +1 @@
+Safari 8
diff --git a/src/__tests__/fixtures/features/image-set.browsers b/src/__tests__/fixtures/features/image-set.browsers
@@ -0,0 +1 @@
+IE 11
