Have travis fast_finish (microsoft#9718)

weswigham · web-flow · commit 3cb051375222 · 2016-07-14T10:29:12.000-07:00
This causes a build to be marked as failed the instant any of its component builds fail (rather than waiting for them all to finish to mark a failure).
diff --git a/.travis.yml b/.travis.yml
@@ -10,3 +10,6 @@ sudo: false
 os:
   - linux
   - osx
+
+matrix:
+  fast_finish: true

-Original file line number
+Diff line change
 os:
   - linux
   - osx
++
 +matrix:
 +  fast_finish: true