Develop patch

- b34965a : You already use `<label>` in your modal dialogs, but Image dialog.
- 9ca5cf2 : place Video Dialog's `<small>` description inside of `<label>`.
- 6165f14 : it's because TWSB 2.3.2 has 20px of margin button.
- b7b8920 : Your toolbar looks ugly on TWBS 2.3.2
  ![summernote - remove icon- class](https://cloud.githubusercontent.com/assets/508665/4518175/ab0a30f0-4c79-11e4-9815-90232f0fb7c7.png)

- b6e30ay : `.span12` is child of `.row-fluid`
- f4e11f2 : Just rebuild all changes using `grunt` command.