Update the README to reference the qualified plugin name and jcenter repo

Author: R. Tyler Croy

CHANGELOG.md

@@ -1,5 +1,9 @@
 # Changelog
 
+## v2.0.3
+
+ * s
+
 ## v2.0.2
 
  *  More futzing with [bintray](http://bintray.com) release code

README.md

@@ -40,13 +40,13 @@ Create a `build.gradle` file in the root of `fancy-webapp/` with the following:
 
 
 ```groovy
-apply plugin: 'jruby'
+apply plugin: 'com.lookout.jruby'
 
 buildscript {
-    repositories { maven { url 'http://dl.bintray.com/rtyler/jruby' } }
+    repositories { jcenter() }
 
     dependencies {
-      classpath group: 'com.lookout', name: 'jruby-gradle-plugin', version: '1.1.+'
+      classpath group: 'com.lookout', name: 'jruby-gradle-plugin', version: '2.0.+'
     }
 }
 ```
@@ -183,7 +183,7 @@ You can then use that custom Gem repository with:
 ```groovy
 // buildscript {} up here
 
-apply plugin: 'jruby'
+apply plugin: 'com.lookout.jruby'
 
 // Set our custom Gem repository
 jruby.gemrepo_url = 'http://localhost:8989/releases'

build.gradle

@@ -9,7 +9,7 @@ buildscript {
 }
 
 group = 'com.lookout'
-version = '2.0.2'
+version = '2.0.3'
 
 if (System.env.RELEASE != '1') {
     version = "${version}-SNAPSHOT"