added documentation

Author: victorjonsson

README.md

@@ -269,11 +269,11 @@ that attribute will be displayed instead of the error dialog that the validation
 ## Changelog
 
 #### 2.0
- * [min|max]_length is removed (now merged with length)
+ * [min|max]_length is removed (now merged with length validation)
  * number, int, float is merged together, all three variants is now validated by the number validation
  * phone moved to "sweden" module and renamed to swephone
  * The attribute to be used when defining the regular expression for custom validations is now moved to its own attribute (data-validation-regexp)
- * Length validation now looks at attribute data-validation-length to find out how long or short the value must be
+ * Length validation now looks at attribute data-validation-length (eg. min5, max200, 3-12)
  * The validation rule no longer needs to be prefixed with "validate_" (it's still possible to use the prefix but it's considered deprecated)
  * Some validation functions is moved to modules (see function reference in top of this document)
  * Added function $.formSetup() to reduce the amount of code that has to be written when initiating the form validation.