update comment
fix samples
Add basic tests
add cabal flag `use-debug-output`, to customize debug output when running tests
Add more tests
Fix cabal flags
Add more tests
Add Show WithCursor instance
hpc does not support multiple search path.
Add secret environments to .travis.yml
Add hpc-coveralls
change install order, not to break twitter-conduit dependency by hpc-coveralls
send coveralls result
fix syntax
Fix wrong .tix name
it treated unexpectedly as failed.
add -y --force-yes options to apt-get install
use system ghc
fix .travis.yml
fix .travis.yml. coverage report does not works with GHC 7.6 and below.