Bump minimal Rust version to 1.17

dhardy · dhardy · commit 8c2d34506bb0 · 2017-12-15T12:36:34.000Z
diff --git a/.travis.yml b/.travis.yml
@@ -3,7 +3,7 @@ sudo: false
 
 matrix:
   include:
-    - rust: 1.15.0
+    - rust: 1.17.0
     - rust: stable
     - rust: stable
       os: osx
