Move default logs to default directory and cleanup of old logs

[heikoklein]

• moving default pyaerocom.log.$PID to logs directory
• deletion of old log-files after 7 days in logs
• warning about old logfile pyaerocom.log if it still exists
• avoid progress-bar when non-interactive

closes #1010

[codecov]

Codecov Report

Attention: Patch coverage is 84.21053% with 3 lines in your changes are missing coverage. Please review.

Project coverage is 79.84%. Comparing base (7ea3b80) to head (5c02cf4).

Files	Patch %	Lines
pyaerocom/_logging.py	78.57%	3 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##           main-dev    #1015      +/-   ##
============================================
- Coverage     79.84%   79.84%   -0.01%     
============================================
  Files           108      108              
  Lines         18831    18845      +14     
============================================
+ Hits          15035    15046      +11     
- Misses         3796     3799       +3     

Flag	Coverage Δ
unittests	79.84% <84.21%> (-0.01%)	⬇️

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