JS API: Expose app name, version & few useful functions.

[lemarier]

Is your feature request related to a problem? Please describe.
NO

Describe the solution you'd like
Add new JS API to send: APP name and version from the newly added package_info in the tauri context.

We could also expose in this API some useful functions like: relaunch and quit.

Describe alternatives you've considered
N/A

Additional context
N/A

[lemarier]

This should be done once the updater is merged.

[gluax]

@lemarier, is there any way to track when these features are going to be released?

[lucasfernog]

This one was released already, see https://tauri.studio/en/docs/api/js/modules/app and https://tauri.studio/en/docs/api/js/modules/process

[gluax]

Ah, it was moved from where this commit showed it, couldn't find it through any searching haha my bad.