feat(parser): support ecmaFeatures.jsx flag and tests

[armano2]

This PR contains changes from eslint/typescript-eslint-parser#595 with small refactor propagating options

fixes: eslint/typescript-eslint-parser#594
fixes: #24

[codecov]

Codecov Report

Merging #85 into master will increase coverage by <.01%.
The diff coverage is 100%.

@@            Coverage Diff             @@
##           master      #85      +/-   ##
==========================================
+ Coverage    94.8%   94.81%   +<.01%     
==========================================
  Files          48       48              
  Lines        2465     2469       +4     
  Branches      380      381       +1     
==========================================
+ Hits         2337     2341       +4     
  Misses         77       77              
  Partials       51       51

Impacted Files	Coverage Δ
packages/parser/src/parser.ts	100% <100%> (ø)	⬆️
packages/typescript-estree/src/parser.ts	78.3% <100%> (-0.21%)	⬇️

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[armano2]

should we warn users when options passed to parser are invalid?