Add IPython notebooks for historical data sets T006–T010, S012

[hlinero]

Note: this PR is retained for reference. The notebooks will not be merged, but converted to Python submodules, in the manner of #31.

---

The purpose of this pull request is to merge the scripts T007 to S012 into the master branch.

[khaeru]

Added the assignee, label, and milestone for this PR.

[codecov[bot]]

Codecov Report

Merging #22 into master will increase coverage by 0.72%. The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master      #22      +/-   ##
==========================================
+ Coverage   49.96%   50.69%   +0.72%     
==========================================
  Files          33       32       -1     
  Lines        1507     1444      -63     
==========================================
- Hits          753      732      -21     
+ Misses        754      712      -42     

Impacted Files	Coverage Δ
item/historical/__init__.py	35.71% <ø> (-1.29%)	:arrow_down:
item/historical/scripts/util/managers/dataframe.py	96.84% <100.00%> (+0.78%)	:arrow_up:
item/historical/cli.py	61.90% <0.00%> (-3.62%)	:arrow_down:
item/cli.py	86.11% <0.00%> (-1.70%)	:arrow_down:
item/remote/openkapsarc.py	89.58% <0.00%> (-0.42%)	:arrow_down:
item/utils.py	98.15% <0.00%> (-0.02%)	:arrow_down:
item/remote/cli.py	100.00% <0.00%> (ø)
item/tests/conftest.py	0.00% <0.00%> (ø)
item/tests/test_cli.py	0.00% <0.00%> (ø)
... and 5 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 e7c94f9...e7c94f9. Read the comment docs.

[khaeru]

Superseded by #71.