Add actual user search.

src/components/user_search/user_search.js

@@ -0,0 +1,33 @@
+import UserCard from '../user_card/user_card.vue'
+import userSearchApi from '../../services/new_api/user_search.js'
+const userSearch = {
+  components: {
+    UserCard
+  },
+  props: [
+    'query'
+  ],
+  data () {
+    return {
+      users: []
+    }
+  },
+  mounted () {
+    this.search(this.query)
+  },
+  watch: {
+    query (newV) {
+      this.search(newV)
+    }
+  },
+  methods: {
+    search (query) {
+      userSearchApi.search({query, store: this.$store})
+        .then((res) => {
+          this.users = res
+        })
+    }
+  }
+}
+
+export default userSearch

src/components/user_search/user_search.vue

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+<template>
+  <div class="user-seach panel panel-default">
+    <div class="panel-heading">
+      {{$t('nav.user_search')}}
+    </div>
+    <div class="panel-body">
+      <user-card v-for="user in users" :key="user.id" :user="user" :showFollows="true"></user-card>
+    </div>
+  </div>
+</template>
+
+<script src="./user_search.js"></script>