Merge pull request react-toolbox#985 from twolfe2/patch-1

Error in allowBlank

Author: javivelasco

components/dropdown/readme.md

@@ -39,7 +39,7 @@ If you want to provide a theme via context, the component key is `RTDropdown`.
 
 | Name         | Type       | Default | Description |
 |:-------------|:-----------|:--------|:------------|
-| `allowBlank` | `Boolean`  | `true`  | If true the dropdown will preselect the first item if the supplied value matches none of the options' values.|
+| `allowBlank` | `Boolean`  | `true`  | If false the dropdown will preselect the first item if the supplied value matches none of the options' values.|
 | `auto`       | `Boolean`  | `true`  | If true, the dropdown will open up or down depending on the position in the screen.|
 | `className`  | `String`   | `''`    | Set the class to give custom styles to the dropdown.|
 | `disabled`   | `Boolean`  | `false` | Set the component as disabled.|