Update dependencies and add react hooks support

[kouhin]

• Update deps
• Remove dependencies of react-reffect (redux)
• Refactoring with React Hooks and add useHelmet()
• Merge changes from react-helmet 6 with modifications (webpack -> rollup)

[codecov-io]

Codecov Report

Merging #10 into master will decrease coverage by 1.12%.
The diff coverage is 95.41%.

@@            Coverage Diff             @@
##           master      #10      +/-   ##
==========================================
- Coverage   97.57%   96.45%   -1.13%     
==========================================
  Files           3        4       +1     
  Lines         289      367      +78     
==========================================
+ Hits          282      354      +72     
- Misses          7       13       +6

Impacted Files	Coverage Δ
src/HelmetUtils.js	96.87% <100%> (+0.01%)	⬆️
src/modules.js	86.95% <86.95%> (ø)
src/Helmet.js	97.22% <97.14%> (-2.78%)	⬇️

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