cleaned up some functions redundant with pybedtools
tests and relevant edits to array_helpers
rm unnecessary ValueError
additional tests
first attempt at travis-ci
rename yaml -> yml
add cython to requirements
add cython to .travis.yml
add scipy to travis pre-installation
install altas & blas thru apt-get for travis
dumb typo
travis-ci
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add stranded kwarg to local_coverage
add minibrowser.ChIPSeqMiniBrowser