First attempt at adding devstack2 tests.

tools/pip-requires

@@ -0,0 +1,14 @@
+# NOTE: You may need to install additional binary packages prior to using 'pip install'
+#       See the Contributor Documentation for more information
+
+# Development
+netifaces
+termcolor
+
+# Testing
+nose # for test discovery and console feedback
+unittest2 # backport of unittest lib in python 2.7
+pylint # static code analysis
+pep8 # checks for PEP8 code style compliance
+mox # mock object framework
+coverage # computes code coverage percentages