Release version 0.2.2

[nrweir]

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Description

Preparing to merge into master for v0.2.2. Updating version pins, minor changes to CHANGELOG.md

Type of change

Please delete options that are not relevant.

• [x] Bug fix (non-breaking change which fixes an issue)
• [x] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected - these changes will not be merged until major releases!)

Checklist:

• [x] My PR has a descriptive title
• [x] My code follows PEP8
• [x] I have performed a self-review of my own code
• [x] I have commented my code, particularly in hard-to-understand areas
• [x] I have made corresponding changes to the documentation
• [ ] My changes generate no new errors
• [x] I have added tests that prove my fix is effective or that my feature works
• [ ] My PR passes Travis CI tests
• [ ] My PR does not reduce coverage in Codecov

If your PR does not fulfill all of the requirements in the checklist above, that's OK! Just prepend [WIP] to the PR title until they are all satisfied. If you need help, @-mention a maintainer and/or add the Status: Help Needed label.

[codecov[bot]]

Codecov Report

Merging #347 into dev will increase coverage by 0.01%. The diff coverage is 100.00%.

@@            Coverage Diff             @@
##              dev     #347      +/-   ##
==========================================
+ Coverage   64.54%   64.56%   +0.01%     
==========================================
  Files          72       72              
  Lines        5328     5328              
==========================================
+ Hits         3439     3440       +1     
+ Misses       1889     1888       -1     

Impacted Files	Coverage Δ
solaris/__init__.py	100.00% <100.00%> (ø)
solaris/nets/transform.py	62.90% <0.00%> (+0.80%)	:arrow_up:

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