- Removed numpy version limitation

- Fixed networkx dependency, following hyperopt#85
As they say, this should be considered a temporary fix until hyperopt creates a new pip release.

Author: Xavier Tannier

setup.py

@@ -151,9 +151,10 @@ def find_package_data(packages):
     package_data = package_data,
     include_package_data = True,
     install_requires = [
+        'networkx==1.11',
         'hyperopt',
         'nose',
-        'NumPy==1.11.0',
+        'NumPy',
         'scikit-learn',
         'scipy',
     ],