README.md in sprite-generator-0.1.10 vs README.md in sprite-generator-0.1.11

@@ -70,10 +70,10 @@
   - `public_path:` defines the root folder where static assets live (defaults to `public/`)
   - `sprites_class:` defines the class name that gets added to all sprite stylesheet rules (defaults to `sprites`)
   - `default_format:` defines the default file image format of the generated files. (defaults to `png`)
   - `default_spacing:` defines the default pixel spacing between sprites (defaults to 0)
   - `class_separator:` used to generated the class name by separating the image name and sprite name (defaults to `-`)
-  - `pseudo_classes`: array of strings. Example: if some image name will end with `_hover` and `pseudo_classes` will equal `['hover']`, then the style for that picture will end with `:hover` instead of `_hover`. (defaults to ['hover'])
+  - `pseudo_classes`: array of strings. Example: if some image name will end with `_hover` and `pseudo_classes` will equal `['hover']`, then the style for that picture will end with `:hover` instead of `_hover`. (defaults to ['hover']). Supported only for CSS files
   - `parameters`: hash of parameters that will be substituted in other options. In order to be used parameter must be declared in parameters hash and have a default value. Parameter can be overriden in command line: `sprite -p param_name=new_param_value`. (defaults to `{}`)
 
 * `images:` section provides an array of configurations which define which image files are built, and where they get their sprites from. each image setup provides the following config options:
   - `name:` name of image (required)
   - `sources:` defines a list of source image filenames to build the target image from (required). They are parsed by <code>Dir.glob</code>