Add Audit

[gwaybio]

Adding functionality similar to the cytominer_scripts::audit.R function

[codecov-io]

Codecov Report

Merging #33 into master will increase coverage by 0.09%.
The diff coverage is 96.92%.

@@            Coverage Diff             @@
##           master      #33      +/-   ##
==========================================
+ Coverage   95.77%   95.87%   +0.09%     
==========================================
  Files          23       25       +2     
  Lines         687      751      +64     
==========================================
+ Hits          658      720      +62     
- Misses         29       31       +2

Impacted Files	Coverage Δ
pycytominer/tests/test_annotate.py	100% <ø> (ø)	⬆️
pycytominer/tests/test_audit.py	100% <100%> (ø)
pycytominer/audit.py	93.75% <93.75%> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 768ddcc...4b06e52. Read the comment docs.

[gwaybio]

closes #30