README.md in jruby_art-0.2.2.pre vs README.md in jruby_art-0.2.3.pre

@@ -8,11 +8,11 @@
 Java runtime 7+, and ruby (can be MRI ruby), curl (to download jruby-complete and examples, although there is a  workaround). NB: it is not necessary to install vanilla [processing][] with this implementation, core jars are included in the gem.
 
 ### Getting Started
 
 ```bash
-gem install jruby-art --dev
+gem install jruby-art --pre
 k9 setup install # uses curl to to download jruby-complete and examples
 cd examples/contributed
 k9 run clock.rb # if you've got jruby on your machine `jruby clock.rb` also works
 ```
 
@@ -51,11 +51,11 @@
 
 ###Ruby Versions
 
 jruby-1.7.19 (when sketches run with jruby command)
 
-jruby-9.0.0.0.pre1 also seems to work (the next pre-release will target jruby-9.0.0.0-pre1)
+jruby-9.0.0.0.pre1 also seems to work (the next pre-release will target jruby-9.0.0.0-pre2)
 
 or
 
 ruby-2.1.2+ (when sketches are run using k9 command, ie using jruby-complete)
 
@@ -71,9 +71,10 @@
 
 [Examples][]
 
 [CHANGELOG][]
 
+[Building latest gem](https://github.com/ruby-processing/JRubyArt/wiki/Building-latest-gem/)
 [Acknowledgements]:ACKNOWLEDGEMENTS.md
 [CHANGELOG]:CHANGELOG.md
 [Contributing]:CONTRIBUTING.md
 [Examples]:https://github.com/ruby-processing/JRubyArt-examples
 [examples/bare_sketches]:https://github.com/ruby-processing/JRubyArt-examples/tree/master/bare_sketches