Following steps are necessary for development:

JBOSS AS 7:
http://download.jboss.org/jbossas/7.1/jboss-as-7.1.0.Final/jboss-as-7.1.0.Final.tar.gz
or
http://download.jboss.org/jbossas/7.1/jboss-as-7.1.0.Final/jboss-as-7.1.0.Final.zip

Getting Started Instructions:
https://docs.jboss.org/author/display/AS7/Getting+Started+Developing+Applications+Guide

Eclipse EE:
http://www.eclipse.org/downloads/packages/eclipse-ide-java-ee-developers/indigosr1

JBOSS Tools:
http://sourceforge.net/projects/jboss/files/JBossTools/JBossTools3.3.0.x/jbosstools-3.3.0.M5.aggregate-Update-2011-12-14_19-42-13-H61.zip

Installation instructions for the ZIP file (simply install everything offered in the repository):
http://www.jboss.org/tools/download/dev


Demo Applications for JBOSS AS 7:
http://download.jboss.org/jbossas/7.1/jboss-as-7.1.0.Beta1b/jboss-as-quickstarts-7.1.0.Beta1b-dist.zip

Working Commandline for testing the current fastcheck method:

curl -i -H "Accept: application/json" -H "Content-Type: application/json" -X POST -d '{"po00", "amount":2e+3}' -v "http://localhost:8080/jboss-as-kitchensink/rest/transactions/tan/21"

Configuration for HornetQ:
Replace jboss-as-7.1.0.CR1b/standalone/configuration/standalone.xml with standalone.xml

Configuration changes for Infinispan:
https://docs.jboss.org/author/display/ISPN/Getting+Started+Guide+-+JBoss+AS+7

Infinispan Lab:
https://docs.jboss.org/author/display/ISPN/Lab+-+Getting+Started+with+Infinispan