Fixed an incorrect path in README and a mistake in CHANGELOG

Author: KittyGiraudel

CHANGELOG.md

@@ -6,7 +6,7 @@
 * Added some safeguards when wiping the destination folder to avoid accidents ([#220](https://github.com/SassDoc/sassdoc/issues/220))
 * Added `@content` annotation, which is auto-filled when `@content` Sass directive is being found in a mixin ([#226](https://github.com/SassDoc/sassdoc/issues/226))
 * Added `@require` alias for `@requires` ([#221](https://github.com/SassDoc/sassdoc/issues/221))
-* Added `@property` for `@prop` ([#221](https://github.com/SassDoc/sassdoc/issues/221))
+* Added `@property` alias for `@prop` ([#221](https://github.com/SassDoc/sassdoc/issues/221))
 * Made the `$` sign optional when writing the parameter name in `@param` ([#222](https://github.com/SassDoc/sassdoc/issues/222))
 * Annotations that should not be associated to certain types (for instance `@param` for a variable) now emit a warning and are properly discarded by the parser ([CDocParser#4](https://github.com/FWeinb/CDocParser/issues/4))
 

README.md

@@ -8,7 +8,7 @@ Like JSDoc for your Sass files.
 * Fully themable.
 * Integrated with Grunt/Gulp/Broccoli or directly Node.
 
-![SassDoc](http://sassdoc.com/preview-image.png)
+![SassDoc](http://sassdoc.com/assets/images/preview-image.png)
 
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