adding scripts/cleanup.py to remove all sessions and errors

scripts/cleanup.py

@@ -0,0 +1,13 @@
+import os
+import glob
+for app in glob.glob('applications/*'):
+    if os.path.isdir(app):
+        print app
+        errors = glob.glob('%s/errors/*' % app)
+        print '- deleting %s error files' % len(errors)
+        for error in errors:
+            os.unlink(error)
+        sessions = glob.glob('%s/sessions/*' % app)
+        print '- deleting %s session files' % len(sessions)
+        for session in sessions:
+            os.unlink(session)