Adds basic typescript support

[braposo]

This converts all code to type script and add just the basics to get everything running.

There are lots of stuff to be done still so the code becomes much more robust but for now this is just to make the transition.

Fixes #18

[codecov-io]

Codecov Report

Merging #23 into master will increase coverage by 0.29%.
The diff coverage is 92.3%.

@@            Coverage Diff             @@
##           master      #23      +/-   ##
==========================================
+ Coverage   79.08%   79.37%   +0.29%     
==========================================
  Files          22       21       -1     
  Lines         196      223      +27     
  Branches       14       14              
==========================================
+ Hits          155      177      +22     
- Misses         36       46      +10     
+ Partials        5        0       -5

Impacted Files	Coverage Δ
src/types/helpers/grid.ts	100% <100%> (ø)
src/types/misc.ts	100% <100%> (ø)
src/types/helpers/constraint.ts	100% <100%> (ø)
src/types/index.ts	100% <100%> (ø)
src/types/image.ts	55.55% <100%> (ø)
src/types/helpers/effect.ts	100% <100%> (ø)
src/types/helpers/style.ts	100% <100%> (ø)
src/types/frame.ts	100% <100%> (ø)
src/types/page.ts	100% <100%> (ø)
src/utils/nodes.ts	64.7% <100%> (ø)
... and 15 more

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[braposo]

🎉 This PR is included in version 1.11.0 🎉

The release is available on GitHub release

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