add skeleton travis files

Author: avsm

.travis-ci.sh

@@ -0,0 +1,26 @@
+echo pull req $TRAVIS_PULL_REQUEST
+
+if [ "$TRAVIS_PULL_REQUEST" != "false" ]; then
+  curl -OL https://github.com/$TRAVIS_REPO_SLUG/pull/$TRAVIS_PULL_REQUEST.diff -o pullreq.diff
+  cat pullreq.diff
+fi
+
+# Install OCaml and OPAM PPAs
+case "$OCAML_VERSION" in
+4.00.1)
+  echo "yes" | sudo add-apt-repository ppa:avsm/ppa
+  ;;
+4.01.0)
+  echo "yes" | sudo add-apt-repository ppa:avsm/ppa-testing
+  ;;
+*)
+  ;;
+esac
+
+sudo apt-get update -qq
+sudo apt-get install -qq ocaml ocaml-native-compilers camlp4-extra opam
+export OPAMYES=1
+export OPAMVERBOSE=1
+
+cd $TRAVIS_BUILD_DIR
+git show

.travis.yml

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+language: c
+script: bash -ex .travis-ci.sh
+env:
+  - OCAML_VERSION=4.00.1
+  - OCAML_VERSION=4.01.0