Add initial jira integration that gets summary data

We pull the credentials from a config file and use them to get
information out of jira about created tickets, completed tickets and
tickets without an epic

bin/jira-summary

@@ -0,0 +1,46 @@
+#!/usr/bin/env python
+import datetime
+import logging
+import pprint
+import requests
+import teamanalysis.config
+import teamanalysis.jira
+import teamanalysis.time
+
+LOGGER = logging.getLogger('jira-summary')
+
+def _get_without_epic(created):
+    without_epic = [issue for issue in created['issues'] if issue['fields']['customfield_10008'] is None]
+    return without_epic
+
+def _show_summary(session, timepoint):
+    start, end = teamanalysis.time.get_checkpoint(timepoint)
+    created = teamanalysis.jira.issues_created_between(session, start, end)
+    without_epic = _get_without_epic(created)
+    resolved = teamanalysis.jira.issues_resolved_between(session, start, end)
+    print("\t".join([
+        start.date().isoformat(),
+        end.date().isoformat(),
+        str(created['total']),
+        str(resolved['total']),
+        str(len(without_epic)),
+    ]))
+
+def main():
+    logging.basicConfig()
+    logging.getLogger().setLevel(logging.DEBUG)
+    logging.getLogger('requests').setLevel(logging.INFO)
+
+    config = teamanalysis.config.get()
+
+    timepoint = datetime.datetime(2015, 5, 1, 0, 0, 1)
+    session = teamanalysis.jira.create_session(**config['jira'])
+
+    now = datetime.datetime.utcnow()
+    while timepoint < now + datetime.timedelta(days=7):
+        _show_summary(session, timepoint)
+        timepoint = timepoint + datetime.timedelta(days=7)
+
+
+if __name__ == '__main__':
+    main()