constructor (selector, options = {}) {
    this._c = {}
    this._t = []
    this._e = new EventsBus()

    this.disabled = false
    this.selector = selector
    this.settings = mergeOptions(defaults, options)
    this.index = this.settings.startAt
  }
Construct glide.

@param  {String} selector
@param  {Object} options