message: Some better spacing/placement of errors in post media upload.
diff: <app-form name="postMediaForm" ref="form">
  <app-form-group
  name="image"
  + class="sans-margin-bottom"
  hide-label
  optional
  - :label="$gettext(`Images`)"
  + :label="$gettext(`Image`)"
  >
  <p class="help-block">
  <translate>Your image must be a PNG, JPG, or GIF.</translate> <br>
  <b><translate>Animated GIFs are supported.</translate></b>
  </p>
  - <app-form-control-upload
  - class="-upload-input"
  - ref="upload"
  - :rules="{
  - filesize: maxFilesize,
  - max_img_dimensions: [ maxWidth, maxHeight ],
  - }"
  - accept=".png,.jpg,.jpeg,.gif"
  - multiple
  - @changed="mediaSelected()"
  - />
  -
  - <app-form-control-errors />
  - </app-form-group>
  - </app-form>
  -
  <app-scroll-scroller
  overlay
  horizontal
  </draggable>
  </div>
  </app-scroll-scroller>
  +
  + <app-form-control-upload
  + class="-upload-input"
  + ref="upload"
  + :rules="{
  + filesize: maxFilesize,
  + max_img_dimensions: [ maxWidth, maxHeight ],
  + }"
  + accept=".png,.jpg,.jpeg,.gif"
  + multiple
  + @changed="mediaSelected()"
  + />
  +
  + <app-form-control-errors />
  + </app-form-group>
  + </app-form>
  </app-loading-fade>
  