bandit identified issue with default directories

[unquietwiki]

Used bandit to identify the following issue...

Run started:2019-09-17 07:22:30.845048

Test results:
>> Issue: [B108:hardcoded_tmp_directory] Probable insecure usage of temp file/directory.
   Severity: Medium   Confidence: Medium
   Location: sg-jira-bridge/service.py:145
   More Info: https://bandit.readthedocs.io/en/latest/plugins/b108_hardcoded_tmp_directory.html
144             "--pid_file",
145             default="/tmp/sg_jira.pid",
146             help="Full path to a file where to write the process pid.",

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>> Issue: [B108:hardcoded_tmp_directory] Probable insecure usage of temp file/directory.
   Severity: Medium   Confidence: Medium
   Location: sg-jira-bridge/settings.py:86
   More Info: https://bandit.readthedocs.io/en/latest/plugins/b108_hardcoded_tmp_directory.html
85                  # this location should be updated to where you store logs
86                  "filename": "/tmp/sg_jira.log",
87                  "maxBytes": 1024 * 1024,
88                  "backupCount": 5
89              },
90          },
91      }
92      # Sync settings. Keys are settings name.
93
94      # Add the examples folder to the Python path so the syncers can be loaded.

I'd probably update the defaults to /var/run/ for the PID, and /var/log/ for the log file.