Improve logging

[ssjunnebo]

• Add a timestamp of when the script started as an identifier in all logging entries
• In taca analysis and taca backup, add a log entry when the script starts and ends

[codecov]

Codecov Report

❌ Patch coverage is 47.05882% with 9 lines in your changes missing coverage. Please review.
✅ Project coverage is 26.06%. Comparing base (b20aeae) to head (0a29fd5).
⚠️ Report is 6 commits behind head on master.

Files with missing lines	Patch %	Lines
taca/backup/backup.py	0.00%	4 Missing ⚠️
taca/analysis/analysis_element.py	40.00%	3 Missing ⚠️
taca/analysis/analysis_nanopore.py	50.00%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #497      +/-   ##
==========================================
+ Coverage   25.99%   26.06%   +0.06%     
==========================================
  Files          37       37              
  Lines        5562     5578      +16     
==========================================
+ Hits         1446     1454       +8     
- Misses       4116     4124       +8     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[aanil]

👍