message: doc: shortened doc comments for transitions
diff: @@ -14,8 +14,7 @@ pub struct Transitions<'a> {
  }
  impl<'a> Transitions<'a> {
  - /// Apply a transformation to an element. For now we need to use raw css to
  - /// update the element with the use of `pseudo class`
  + /// Apply a transformation to an element.
  /// # Example
  /// ```no_run
  /// use zoon::*;
  