bump travis to go1.8

f9e0e734 · Jeromy · 4de85757 · f9e0e734
Commit f9e0e734 authored Jul 12, 2017 by Jeromy
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,7 +5,7 @@ os:
 language: go
 go:
-    - 1.7
+    - 1.8
 install: true