<form name="form">
  <md-toolbar class="md-theme-light">
    <div class="md-toolbar-tools">
      <h1>New Field</h1>
      <span flex></span>
      <md-button ng-click="closeSidenav(); submit()" type="submit" ng-disabled="form.$invalid">
        <md-icon class="material-icons md-light">save</md-icon>
        Save
      </md-button>
    </div>
    <md-progress-linear md-mode="query" ng-show="false"></md-progress-linear>
  </md-toolbar>
  <md-content layout-padding layout="column">
    <div layout="row">
    