Add dockerized Travis-CI autobuilder support.

Signed-off-by: Joachim Nilsson <troglobit@gmail.com>

.travis.yml

@@ -0,0 +1,8 @@
+# Travis CI integration -- https://travis-ci.org/troglobit/libuev
+# Defaults to GNU GCC and autotools: ./configure && make && make test
+language: c
+
+# We don't need to install packages, use dockerized build, quicker
+sudo: false
+
+script: make