Rename requires files to standard names.

Rename tools/pip-requires to requirements.txt and tools/test-requires
to test-requirements.txt. These are standard files, and tools in the
general world are growing intelligence about them.

Change-Id: I903213fda94a833335abaa7ad9a90bbb688ec15a
Fixes: bug #1179008

tools/install_venv.py

@@ -48,8 +48,8 @@ def print_help():
 def main(argv):
     root = os.path.dirname(os.path.dirname(os.path.realpath(__file__)))
     venv = os.path.join(root, ".venv")
-    pip_requires = os.path.join(root, "tools", "pip-requires")
-    test_requires = os.path.join(root, "tools", "test-requires")
+    pip_requires = os.path.join(root, "requirements.txt")
+    test_requires = os.path.join(root, "test-requirements.txt")
     py_version = "python%s.%s" % (sys.version_info[0], sys.version_info[1])
     project = "python-openstackclient"
     install = install_venv.InstallVenv(root, venv, pip_requires, test_requires,

tox.ini

@@ -6,8 +6,8 @@ setenv = VIRTUAL_ENV={envdir}
          LANG=en_US.UTF-8
          LANGUAGE=en_US:en
          LC_ALL=C
-deps = -r{toxinidir}/tools/pip-requires
-       -r{toxinidir}/tools/test-requires
+deps = -r{toxinidir}/requirements.txt
+       -r{toxinidir}/test-requirements.txt
 commands = python setup.py testr --testr-args='{posargs}'
 
 [testenv:pep8]