Merge pull request #14 from keroxp/v0.3.1

bump: deno v0.9.0

Author: keroxp

.travis.yml

@@ -1,7 +1,7 @@
 language: python
 
 install:
-- curl -fsSL https://deno.land/x/install/install.sh | sh -s -- v0.7.0
+- curl -fsSL https://deno.land/x/install/install.sh | sh -s -- v0.9.0
 - export PATH="$HOME/.deno/bin:$PATH"
 
 services: