- Update @vscode/test-electron due to some bugs
- Update @vscode/test-cli for modern goodness
- vscode-dts -> @vscode/dts off of the deprecated name
- @types/node to 18 to match VS Code itself
* add l10n extension sample, delete vscode-nls sample
* rev l10n versions
* fix a couple typos
* move around sections
* updates
* final
* include link to API