Update README.md

Slightly less illiterate version.

README.md

@@ -1,7 +1,7 @@
 # productAttributeAutoBlock_magento2
-Add a static block to a product page (for instance an extra description) based on an attribute value. Only one attribute is currently supported.
+Add a static block to a product page (for instance an extra description) based on an attribute value. Multiple attributes with multiple values are supported. 
 
-Tested and working on magento 2.1.6 & Luma (other themes can and will vary).
+Tested and working on magento 2.1.7 & Luma (other themes can and will vary).
 
 # Installation
 - Extract over your magento installation.
@@ -10,4 +10,6 @@ Tested and working on magento 2.1.6 & Luma (other themes can and will vary).
 - php bin/magento setup:static-content:deploy
 
 # Usage
-Go to Stores/Configuration/thousandmonkeys/Product Attribute Auto Block and enter the id of the attribute (for instance "color"). The module adds another description block to the product page. It attempts to load a static block using and identifier in the format attributeid_attributevalue. So for an item with the color attribute color set to green then identifier of your block should be color_green. If a block is not found then nothing is shown.
+Go to `Stores/Configuration/thousandmonkeys/Product Attribute Auto Block` and enter a comma separated list of attribute ids (for instance `color,size`). 
+
+The module adds another description block to the product page. It attempts to load a list of static blocks using identifiers in the format `attributeid_attributevalue` (lowercase). So for an item with the `color` attribute set to `green` then identifier of your block should be `color_green`. If a block is not found then nothing is shown.