[setup] Add missing nose tests requirements

setup.py

@@ -25,7 +25,8 @@
 #                                                                             #
 ###############################################################################
 
-from setuptools import setup, find_packages
+from setuptools import find_packages
+from setuptools import setup
 
 
 def load_requirements(f):
@@ -33,6 +34,8 @@ def load_requirements(f):
     return [k for k in retval if k and k[0] not in ("#", "-")]
 
 
+test_dependencies = ["nose"]
+
 # The only thing we do in this file is to call the setup() function with all
 # parameters that define our package.
 setup(
@@ -49,6 +52,7 @@ setup(
     include_package_data=True,
     zip_safe=False,
     install_requires=load_requirements("requirements.txt"),
+    tests_require=test_dependencies,
     classifiers=[
         "Framework :: BEAT",
         "Development Status :: 5 - Production/Stable",