Updating Readme

Author: Ben Taylor

README.md

@@ -93,6 +93,27 @@ will add the following to your markup (will be minified):
 
 ## Reference
 
+### PropTypes
+
+#### Generic Component PropTypes
+
+| PropType        | Value           | Description  |
+| ------------- |:-------------:|:------|
+| type      | String | The @type description in the json-ld body: ```"@type": "Product"``` |
+| jsonldtype      | String      |  The value of the @type description in the json-ld body: ```"@type": "Product"```  |
+| schema | Object (json)      |    This should be the schema that you want for your structured data node: ```{name: "It is awesome", reviewBody: "This is great!"}```|
+
+#### JSONLD node propTypes
+| PropType        | Value           | Description  |
+| ------------- |:-------------:|:------|
+| dangerouslyExposeHtml | Boolean     |    Set this to render the json within script tag using ```dangerouslySetInnerHTML``` |
+
+#### Schema node PropTypes
+| PropType        | Value           | Description  |
+| ------------- |:-------------:|:------|
+| parentID | String     |    This sets the id of the schema that becomes a reference that the children point to ```"@id": "product-x"``` |
+| id | String     |    similar to parentID but uses the ID on itself |
+
 ### Preset Components
 There are several preset schema components that can be used