Rename PyPI package to bliss-toolkit

[zhixiangteoh]

Renaming bliss PyPI package to bliss-toolkit, and upgrading to version 0.2.2 in preparation for 0.3 release.

[codecov]

Codecov Report

Merging #911 (ca6f196) into master (6983a5e) will increase coverage by 0.13%.
Report is 1 commits behind head on master.
The diff coverage is 95.91%.

@@            Coverage Diff             @@
##           master     #911      +/-   ##
==========================================
+ Coverage   96.10%   96.23%   +0.13%     
==========================================
  Files          25       25              
  Lines        2872     3055     +183     
==========================================
+ Hits         2760     2940     +180     
- Misses        112      115       +3     

Flag	Coverage Δ
unittests	96.23% <95.91%> (+0.13%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files Changed	Coverage Δ
bliss/simulator/prior.py	100.00% <ø> (ø)
bliss/surveys/des.py	94.38% <90.66%> (-1.14%)	⬇️
bliss/surveys/survey.py	95.65% <92.30%> (-1.50%)	⬇️
bliss/surveys/decals.py	95.05% <96.22%> (+0.38%)	⬆️
bliss/predict.py	99.53% <100.00%> (+0.01%)	⬆️
bliss/simulator/background.py	100.00% <100.00%> (ø)
bliss/simulator/decoder.py	100.00% <100.00%> (ø)
bliss/simulator/psf.py	97.22% <100.00%> (ø)
bliss/simulator/simulated_dataset.py	97.87% <100.00%> (+0.21%)	⬆️
bliss/surveys/sdss.py	95.34% <100.00%> (-0.11%)	⬇️

... and 1 file with indirect coverage changes

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[jeff-regier]

We should update the readme too (it mentions bliss-deblender)