Restore 'tests_require'.

Tres Seaver

2013-08-16 813ae9b64ea3d0d4b437de5635b45fdebe79e0d3

Restore 'tests_require'.

Get automated tests working again.

 setup.py

@@ -51,7 +51,7 @@
                   ]
    tests_require = ['Sphinx',
                     'docutils',
                     'WebTest < 2.0dev',
                     'WebTest',
                     'nose',
                     'coverage'
                    ]
@@ -81,6 +81,7 @@
      zip_safe=False,
      install_requires = install_requires,
      test_suite="pyramid.tests",
      tests_require=tests_require,
      extras_require = {
        'testing': tests_require,
        'docs': docs_require,