travis: add autoreconf step and run tests.
diff --git a/.travis.yml b/.travis.yml
index 3bc8334..19524f5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,3 +2,8 @@
 compiler:
   - clang
   - gcc
+script:
+	autoreconf -fiv
+	./configure
+	make
+	make check