Improvements for Release 0.3.4

[mwlang]

• Using traditional means of computing TR on ATR
• Refactored ATR to have four period values:
  • Adaptive (half dominant cycle)
  • Traditional (the static 14 bars Welles defined)
  • Full (full dominant cycle)
  • Slow (2x dominant cycle)
• Refactored ADX indicator to compute all periods reflective of ATR's.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 99.18%. Comparing base (dd68f39) to head (fc76fb1).

Additional details and impacted files

@@            Coverage Diff             @@
##             main       #6      +/-   ##
==========================================
+ Coverage   99.15%   99.18%   +0.03%     
==========================================
  Files          75       75              
  Lines        2240     2335      +95     
==========================================
+ Hits         2221     2316      +95     
  Misses         19       19              

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