pushmanager complains about lack of access to /var/log/api.*.log

[mrtyler]

troscoe@gitaux:/nail/web/pushmanager (master) $ make restart
serviceinit.d/pushmanager stop
StoppingWARNING:root:Can not load configuration from 'config.yaml'.
WARNING:root:Will try loading defaults from 'config.yaml.example'.
Traceback (most recent call last):
  File "pushmanager_api.py", line 40, in <module>
    app = PushManagerAPIApp()
  File "/nail/web/pushmanager/pushmanager/core/application.py", line 31, in __init__
    self.log = open(self.log_file, 'a+')
IOError: [Errno 2] No such file or directory: '/var/log/pushmanager/api.8843.log'
... [OK]
serviceinit.d/pushmanager start
StartingWARNING:root:Can not load configuration from 'config.yaml'.
WARNING:root:Will try loading defaults from 'config.yaml.example'.
Traceback (most recent call last):
  File "pushmanager_api.py", line 40, in <module>
    app = PushManagerAPIApp()
  File "/nail/web/pushmanager/pushmanager/core/application.py", line 31, in __init__
    self.log = open(self.log_file, 'a+')
IOError: [Errno 2] No such file or directory: '/var/log/pushmanager/api.8843.log'
... [OK]

The restart appears to work ok regardless.