Added support for family account in the frontend

public/index.html

@@ -579,6 +579,9 @@
 								<img id="settings_picture" src="" alt="Profile Picture" class="circle" />
 								<p>You are logged in as <strong id="settings_username"></strong></p>
 								<button id="settings_btn_logout" @click="logout">Logout</button>
+								<select v-if="accounts.length" id="family_account" v-model="accountNum" @change="changeAccount">
+									<option v-for="(account, i) in accounts" :value="i.toString()">account.BLOG_NAME</option>
+								</select>
 							</div>
 
 							<div class="settings-group">