Fix "make test". Add Streem example file.
Change file extension to .strm in light of decision in issue #24.
Set up Travis so it runs `make` with both clang and gcc
Add a build status badge to the readme (using matz's repo)
Merge pull request #39 from nicolasmccurdy/travis

Set up Travis so it runs `make` with both clang and gcc
Set yyin to file if provided.
Merge pull request #40 from halogenandtoast/mm-yyin

Set yyin to file if provided.
Merge branch 'fix-make-test' of https://github.com/practicalswift/streem into practicalswift-fix-make-test
add example directory and move src/example.strm -> example/fizzbuzz.strm; #30

we should update tests more decriptive in the future.
Merge branch 'practicalswift-fix-make-test'