Merge pull request OAI#1136 from ePaul/patch-4

csv is now simple, not form

Author: Ron

versions/3.0.md

@@ -1021,10 +1021,10 @@ In order to support common ways of serializing simple parameters, a set of `styl
 ----------- | ------ | -------- | --------
 matrix |  `primitive`, `array`, `object` |  `path` | Path-style parameters defined by [RFC6570](https://tools.ietf.org/html/rfc6570#section-3.2.7) 
 label | `primitive`, `array`, `object` |  `path` | Label style parameters defined by [RFC6570](https://tools.ietf.org/html/rfc6570#section-3.2.5)
-form |  `primitive`, `array`, `object` |  `query`, `cookie` | Form style parameters defined by [RFC6570](https://tools.ietf.org/html/rfc6570#section-3.2.8). This option replaces `collectionFormat` with a `csv` value. 
-simple | `array` | `path`, `header` | Simple style parameters defined by [RFC6570](https://tools.ietf.org/html/rfc6570#section-3.2.2).
-spaceDelimited | `array` | `query` | Space separated array values. This option replaces `collectionFormat` equal to `ssv`. 
-pipeDelimited | `array` | `query` | Pipe separated array values. This option replaces `collectionFormat` equal to `pipes`.
+form |  `primitive`, `array`, `object` |  `query`, `cookie` | Form style parameters defined by [RFC6570](https://tools.ietf.org/html/rfc6570#section-3.2.8). This option replaces `collectionFormat` with a `csv` (when `explode` is false) or `multi` (when `explode` is true) value from OpenAPI 2.0.
+simple | `array` | `path`, `header` | Simple style parameters defined by [RFC6570](https://tools.ietf.org/html/rfc6570#section-3.2.2).  This option replaces `collectionFormat` with a `csv` value from OpenAPI 2.0.
+spaceDelimited | `array` | `query` | Space separated array values. This option replaces `collectionFormat` equal to `ssv` from OpenAPI 2.0. 
+pipeDelimited | `array` | `query` | Pipe separated array values. This option replaces `collectionFormat` equal to `pipes` from OpenAPI 2.0.
 deepObject | `object` | `query` | Provides a simple way of rendering nested objects using form parameters.