Update manual

[xin-huang]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 85.71429% with 2 lines in your changes are missing coverage. Please review.

Project coverage is 87.71%. Comparing base (70380d5) to head (577989d).
Report is 2 commits behind head on master.

Files	Patch %	Lines
dadi_cli/GenerateCache.py	85.71%	1 Missing ⚠️
dadi_cli/parsers/generate_cache_parsers.py	50.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #113      +/-   ##
==========================================
- Coverage   87.76%   87.71%   -0.06%     
==========================================
  Files          27       27              
  Lines        1537     1547      +10     
==========================================
+ Hits         1349     1357       +8     
- Misses        188      190       +2     

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