refactor asset with embed tool

server/assets/pages/change_password.tmpl

@@ -0,0 +1,12 @@
+{{ define "user" }}
+<div class="padded box mono">
+    <div class="box-title">
+        <i class="mdi mdi-account-key"></i> changing {{ .SelectedUser.Name }}'s password
+    </div>
+    <form action="/admin/change_password_do?user={{ .SelectedUser.Name }}" method="post">
+        <input type="password" id="password_one" name="password_one" placeholder="new password">
+        <input type="password" id="password_two" name="password_two" placeholder="verify new password">
+        <input type="submit" value="change">
+    </form>
+</div>
+{{ end }}