travis
skip install
changed split('\r\n') to splitlines()
edited travis to match master
Merge branch 'master' into develop
put the install back in
changed import to reflect vendorized openpyxl
safe_load is not working for book

yaml.safe_load() was not working for import_book,
changed it to use yaml.load() instead.
Removed import of openpyxl all together

It's not needed for any of these tests, but if it were we would
need to check for the python version to import the right one.
Merge pull request #111 from dec0dedab0de/develop

using readlines() in _tsv.py fixes a small bug.