Update CI builds to use newly released OTP 20.0 (#6249)

Andrey Korobkov · josevalim · commit a3d6aea3352c · 2017-06-24T22:57:20.000+02:00
diff --git a/.travis.yml b/.travis.yml
@@ -21,7 +21,7 @@ matrix:
     - os: linux
       otp_release: 19.3
     - os: linux
-      otp_release: 20.0-rc1
+      otp_release: 20.0
 
 script: "make compile && rm -rf .git && make test"
 
