Release v0.5.3 (swiftlang#315)

Update package.json and CHANGELOG.md

CHANGELOG for v0.5.2 (swiftlang#308)

v0.5.1 release (swiftlang#299)

* v0.5.1 release

* Update CHANGELOG.md

* Update package-lock.json

Add a few more folders to .vscodeignore (swiftlang#295)

* Add a few more folders to .vscodeignore

* Update .vscodeignore

Update version number

ChangeLog and package.json v0.4.2

CHANGELOG for 0.4.1 (swiftlang#214)

* CHANGELOG for 0.4.1

* Version 0.4.1

* Change 0.4.1 release date

Update CHANGELOG.md (swiftlang#204)

Minor README/CHANGELOG changes

Update CHANGELOG.md, setup for v0.2.0 (swiftlang#113)

* Update CHANGELOG.md

* Update for v0.2.0