Documentation and variable-name updates!

[lkilcher]

This resolves #28, #30, #26, and #25.

[lkilcher]

It also resolves #24.

[codecov[bot]]

Codecov Report

Merging #32 into master will decrease coverage by 0.22%. The diff coverage is 82.35%.

@@            Coverage Diff             @@
##           master      #32      +/-   ##
==========================================
- Coverage   44.19%   43.97%   -0.23%     
==========================================
  Files          62       61       -1     
  Lines        7003     6986      -17     
==========================================
- Hits         3095     3072      -23     
- Misses       3908     3914       +6

Impacted Files	Coverage Δ
dolfyn/rotate/base_nortek.py	93.1% <ø> (ø)	:arrow_up:
dolfyn/data/velocity.py	46.66% <ø> (ø)	:arrow_up:
dolfyn/rotate/vector.py	82.72% <ø> (-0.16%)	:arrow_down:
dolfyn/adv/turbulence.py	42.5% <0%> (+3.86%)	:arrow_up:
dolfyn/test/test_rotate_adv.py	86.76% <100%> (ø)	:arrow_up:
dolfyn/test/test_adv.py	77.06% <100%> (ø)	:arrow_up:
dolfyn/test/test_read_adp.py	77.5% <100%> (+3.97%)	:arrow_up:
dolfyn/io/api.py	92.3% <100%> (ø)	:arrow_up:
dolfyn/_version.py	76.47% <100%> (ø)	:arrow_up:
dolfyn/test/base.py	84.61% <100%> (ø)	:arrow_up:
... and 2 more

---

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 cf28b19...ee8fe9c. Read the comment docs.

[lkilcher]

Alright, this is good to go! Thanks especially to @mcfogarty for pointing out so many of these issues.