Added API origin override to loading error component

<template>

  <div>

    <form class="uk-form-stacked" @submit.prevent="overrideAPIHost">

      <label class="uk-form-label">API origin</label>

      <input class="uk-input" type="text" v-model="currentOrigin" />

    </form>

  </div>

</template>

<script>

// Export main app

export default {

  name: "DevTools",

  components: {},

  data: function() {

    return {

      currentOrigin: this.$store.state.origin

    };

  },

  methods: {

    overrideAPIHost: function() {

      this.$store.commit("changeOrigin", this.currentOrigin);

    }

  }

};

</script>

<style scoped lang="less">

.error-icon {

  font-size: 120px;

}

</style>

    ></div>

    <div v-if="$store.state.waiting" class="uk-align-center">Loading...</div>

    <i class="material-icons uk-align-center error-icon">error_outline</i>

    <div v-if="$store.state.error" class="uk-align-center">

      {{ $store.state.error }}

    <div v-if="$store.state.error" class="uk-align-center">{{ $store.state.error }}</div>

    <div class="uk-align-center">

      <devTools></devTools>

    </div>

  </div>

</template>

<script>

import devTools from "./controlComponents/devTools.vue";

// Export main app

export default {

  name: "LoadingContent",

  components: {},

  components: { devTools },

  data: function() {

    return {};