toward well-typed python (branch)

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branch : well-typed
toward well-typed python

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branch : well-typed
extra : source : 4279c61c6eafc22af5143b78fd72f7c0a8542ef2
Reduce to well-typed dialect of python:
  - pass mk_chrome function rather than webdriver.Chrome class as value
  - use classOf(C) for class values
  - use "" rather than None for the absence of a submit
    - TODO: consider using Option[String]

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branch : well-typed
extra : source : 5be7b0f83d6be6e275ac2099e898d80461ee49fc
addressing wait conflicts, vars (CHECKPOINT; untested)

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branch : well-typed
 - restore selenium imports to working order
 - distinguish between section param and section local var
 - try a different idiom for var

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branch : well-typed
Merge with default

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branch : well-typed
use _with_caps rather than gratuitously dynamic _initial_caps()

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branch : well-typed
use explicit rather than ambient authority in main()
chromedriver version update
PEP8 whitespace fixes
chromedriver version update in txget/setup.py
oops... this copy of txget.py is obsolete
Merge with well-typed