***Form Validator is not working in v2 branch

[carlosarmentac]

***Form Validator is not working in v2 branch even using the example in docs (the Validator is not working in the docs for v2). vue-strap-2/index.html#form-validator

<form-validator v-model="valid.all">
  <div class="col-xs-12 col-sm-12 col-md-12 col-lg-12">
    <tabs v-model="active">
      <tab header="User">
        <form-validator @valid="valid.user = true" @invalid="valid.user = false">
          <bs-input label="User Name" required></bs-input>
          <bs-input label="Email" type="email" required></bs-input>
        </form-validator>
        <button type="button" class="btn btn-primary" :disabled="!valid.user" @click="active = 1">Continue</button>
      </tab>
      <tab header="Direction" :disabled="!valid.user">
        <form-validator @isvalid="valid.direction = arguments[0]">
          <div class="form-validator">
            <label class="control-label">Continent</label>
            <v-select required justified :options="['America','Europe']" clear-button></v-select>
          </div>
          <bs-input label="City" type="text" required></bs-input>
        </form-validator>
        <button type="button" class="btn btn-primary" :disabled="!valid.all">Done!!</button>
      </tab>
    </tabs>
  </div>
</form-validator>

[wffranco]

https://wffranco.github.io/vue-strap