update the dependencies

setup.py

@@ -83,7 +83,7 @@ setup(
     namespace_packages = [ 'aman' ],
     description = 'AMAN optimization backend',
     long_description = longDescription,
-    author = 'Sven Czarnian',
+    author = 'Sven Czarnian, Pascal Seeler',
     author_email = 'devel@svcz.de',
     license = 'GPLv3',
     cmdclass = { 'clean': clean, 'build_py': build_py },
@@ -94,7 +94,6 @@ setup(
         'numpy',
         'protobuf',
         'pyzmq',
-        'scikit-learn',
         'scipy',
         'setuptools'
     ]