Add requirement for requests to setup.py
The requests package is required by the sparql plugin at several places.
@@ -5,7 +5,7 @@ import re
from setuptools import setup, find_packages
kwargs = {}
-kwargs['install_requires'] = [ 'six', 'isodate', 'pyparsing']
+kwargs['install_requires'] = [ 'six', 'isodate', 'pyparsing', 'requests']
kwargs['tests_require'] = ['html5lib', 'networkx']
kwargs['test_suite'] = "nose.collector"
kwargs['extras_require'] = {'html': ['html5lib']}
