Merge pull request #2 from crutchcorn/export-pick-utility

fix: export pick utility

fix: typings for loose objects no longer break in pickdeep

docs: update reference to limitation

docs: add more heading items to README

fix: finish initial documentation, push to NPM for reference

fix: improve optional object typings

fix: improve typings for optional objects

feat: add exports to all subtypes

feat(release): manually release a version due to CI issues

chore: fix old references to Kent from generator