next release v1.4.2

[casperdcl]

• use string.Template
• add documentation website (https://docs.iterative.ai/shtab)
• fix subparsers example (Bug: Not completing subparsers #54)
• fix py2.7 tests
• misc test framework updates

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• fixes Bug: Not completing subparsers #54

[codecov-commenter]

Codecov Report

Merging #53 (2a4b498) into master (af6aefb) will decrease coverage by 0.13%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master      #53      +/-   ##
==========================================
- Coverage   88.80%   88.66%   -0.14%     
==========================================
  Files           3        3              
  Lines         250      247       -3     
==========================================
- Hits          222      219       -3     
  Misses         28       28              

Impacted Files	Coverage Δ
shtab/__init__.py	92.07% <100.00%> (-0.12%)	⬇️

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[casperdcl]

/tag v1.4.2 5af77eb