Add address sanitizer to travis build

Jan Breuer

2015-10-04 18e1b0a79139dd13d5f9770e840f2c4e59aac7e2

 .travis.yml

@@ -6,4 +6,5 @@
sudo: false

script:
    - make test
    - make
    - CFLAGS="-g -O0 -fsanitize=address" LDFLAGS="-g -fsanitize=address" make clean test