SPARQLWrapper 1.8.1 released

[Carlos Tejo]

Hi all, 

We've just released version 1.8.1 of SPARQLWrapper

As usual, get the changelog here: 

https://github.com/RDFLib/sparqlwrapper/blob/master/ChangeLog.txt

In this version, the main changes are:

- Update classifiers (Python 3.6)

- Added some documentation about the parameter to indicate the output format

- Fixed typo in width calculation

- Added support for CSV, TSV (PR #98)

- Added support for Only HTTP Content Negotiation (#82)

Also, the new version is available in pypi 

https://pypi.python.org/pypi/SPARQLWrapper/1.8.1

Thanks to everyone who contributed!