bump the MSRV to 1.38

rrbutani · rrbutani · commit 1fdb2e731191 · 2020-06-29T22:11:53.000-07:00
diff --git a/.travis.yml b/.travis.yml
@@ -5,7 +5,7 @@ rust:
   - stable
   - beta
   - nightly
-  - 1.36.0
+  - 1.38.0
 
 install:
   - rustup component add rustfmt-preview clippy-preview || true
