Add .travis.yml

Author: Vitalii Guzeev

.travis.yml

@@ -0,0 +1,23 @@
+# Use new container infrastructure to enable caching
+sudo: false
+
+# Do not choose a language; we provide our own build tools.
+language: generic
+
+addons:
+  apt:
+    packages:
+      - haskell-platform
+
+before_install:
+# Download and unpack cabal executable
+- mkdir -p ~/.local/bin
+- export PATH=$HOME/.local/bin:$PATH
+- cabal update
+
+install:
+- cabal install --enable-tests
+
+script:
+- cabal test
+- cabal haddock