Readme updates, mentioning JPEG lossless and built-in support (closes #471).

README.md

@@ -30,6 +30,7 @@ The goal is to create a set of efficient and robust ImageIO plug-ins, that can b
 | [ICNS](https://github.com/haraldk/TwelveMonkeys/wiki/ICNS-Plugin)   | ICNS     | Apple Icon Image | ✔  | ✔   | -  | 
 | [IFF](https://github.com/haraldk/TwelveMonkeys/wiki/IFF-Plugin)    | IFF      | Commodore Amiga/Electronic Arts Interchange File Format | ✔  | ✔   | Standard | 
 | [JPEG](https://github.com/haraldk/TwelveMonkeys/wiki/JPEG-Plugin)   | **JPEG** | Joint Photographers Expert Group | ✔  | ✔   | Native & Standard | 
+|   | **JPEG Lossless** |   | ✔  |  -  | Native & Standard | 
 | [PCX](https://github.com/haraldk/TwelveMonkeys/wiki/PCX-Plugin)    | PCX      | ZSoft Paintbrush Format | ✔  | -  | Standard | 
 |        | DCX      | Multi-page PCX fax document | ✔  | -   | Standard | 
 | [PICT](https://github.com/haraldk/TwelveMonkeys/wiki/PICT-Plugin)   | PICT     | Apple Mac Paint Picture Format | ✔  | -   | - | 
@@ -50,7 +51,11 @@ The goal is to create a set of efficient and robust ImageIO plug-ins, that can b
 
 
 **Important note on using Batik:** *Please read [The Apache™ XML Graphics Project - Security](http://xmlgraphics.apache.org/security.html), 
-and make sure you use either version 1.6.1, 1.7.1, 1.8+ or later.*
+and make sure you use version 1.14 or later.*
+
+Note that GIF, PNG and WBMP formats are already supported through the ImageIO API, using the
+[JDK standard plugins](https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/javax/imageio/package-summary.html).
+For BMP, JPEG, and TIFF formats the TwelveMonkeys plugins provides extended format support and additional features.
 
 ## Basic usage
 
@@ -497,10 +502,15 @@ the Sun/Oracle provided `JPEGImageReader` and `BMPImageReader`, and the Apple pr
 respectively. Using the pairwise ordering will not remove any functionality form these implementations, but in most 
 cases you'll end up using the TwelveMonkeys plug-ins instead.
 
+q: Why is there no support for common formats like GIF or PNG?
+
+a: The short answer is simply that the built-in support in ImageIO for these formats are good enough as-is.
+If you are looking for better PNG write performance on Java 7 and 8, see [JDK9 PNG Writer Backport](https://github.com/gredler/jdk9-png-writer-backport).
+
 
 q: What about JAI? Several of the formats are already supported by JAI.
 
-a: While JAI (and jai-imageio in particular) have support for some of the formats, JAI has some major issues.
+a: While JAI (and jai-imageio in particular) have support for some of the same formats, JAI has some major issues.
 The most obvious being:
 - It's not actively developed. No issues has been fixed for years.
 - To get full format support, you need native libs.