Add Travis CI build script

Signed-off-by: Edwin Török <[email protected]>

Author: edwintorok

.travis.yml

@@ -0,0 +1,12 @@
+language: c
+sudo: required
+service: docker
+install: wget https://raw.githubusercontent.com/ocaml/ocaml-ci-scripts/master/.travis-docker.sh
+script:
+  - bash -ex .travis-docker.sh
+env:
+  global:
+      - OCAML_VERSION="4.08"
+      - DISTRO="debian-unstable"
+      - PACKAGE="rage"
+      - PINS="rage:."