Use Atom Packages Config Settings as default options

[Glavin001]

See https://github.com/taronfoxworth/atom-beautifier/blob/master/lib/beautifier.coffee#L70-L94

plugin.configDefaults =
  autoSave: false
  JsIndentSize: 2
  JsIndentChar: " "
  JsIndentLevel: 0
  JsIndentWithTabs: false
  JsPreserveNewlines: true
  JsMaxPreserveNewlines: 10
  JsJslintHappy: false
  JsBraceStyle: "collapse"
  JsKeepArrayIndentation: false
  JsKeepFunctionIndentation: false
  JsSpaceBeforeConditional: true
  JsBreakChainedMethods: false
  JsEvalCode: false
  JsUnescapeStrings: false
  JsWrapLineLength: 0
  CssIndentSize: 2
  CssIndentChar: " "
  HtmlIndentInnerHtml: false
  HtmlIndentSize: 2
  HtmlIndentChar: " "
  HtmlBraceStyle: "collapse"
  HtmlIndentScripts: "normal"
  HtmlWrapLineLength: 250

I know I liked atom-beautifier a lot more because I could easily edit settings in the Atom package settings panel. And so did this user: anaptfox/atom-beautifier#3 (comment)

@karolyi , thoughts?

[karolyi]

If you'd like to implement it, just go on :) Every feature makes the product better 👍

[Glavin001]

Implemented all of the above from atom-beautifier.