Better settings and performance

[Glavin001]

What does this implement/fix? Explain your changes.

Switch to using object type for options in Atom-Beautify's package settings.
Thus allowing for collapsable setting groups. See atom/settings-view#736 for more details.

Here is what it looks like now, all organized and groups collapsed:

Then you can expand all of the groups:

Does this close any currently open issues?

Closes #713.

Any other comments?

I am very excited for this. However, it will be a breaking change.
I hope to have built-in migrate so this will be seamless for users.

Checklist

Check all those that are applicable and complete.

• Merged with latest master branch
• Added examples for testing to examples/ directory
• Travis CI passes (Mac support)
• AppVeyor passes (Windows support)

---

Todo:

• Options are now in object groups for each language
  • Language config options within language groups
  • Include options from fallback languages
  • Delete options that do not have a supported beautifier
• Options are being extracted (tests all passing)
  • Add tests for using the package settings instead of .jsbeautifyrc
• Documentation generation is updated to handle this new structure
• Options are migrated automatically from { LANG_OPTION : 'VALUE' } to { LANG: {OPTION:'VALUE'}} format
• Pre-compile the language/beautifiers config settings

[mention-bot]

By analyzing the blame information on this pull request, we identified @diegodorado, @ProgramFan and @ra100 to be potential reviewers

[Glavin001]

I also want to fix #876 with this Pull Request.

[Glavin001]

Published to v0.29.0