Add unit testing tools

setup.py

@@ -78,6 +78,13 @@ def main():
             install_requires    = [
                 'Jinja2==2.7.3',
             ],
+            extras_require       = {
+                'develop'        : [
+                    'pytest==2.6.4',
+                    'pylint==1.4.3',
+                    'coverage==3.7.1',
+                ]
+            },
             packages             = ['teamanalysis'],
             package_data         = {
                 "teamanalysis"   : ["teamanalysis/*"],