Install JBoss 7

1. Download jboss-as-web-7.1.1.Final
2. Deactivate included resteasy by removing the following lines from JBOSS/standalone/configuration/standalone.xml

<extension module="org.jboss.as.jaxrs"/>
<subsystem xmlns="urn:jboss:domain:jaxrs:1.0"/>

2. Deactivate the welcome page by changing the enable-welcome-root attribute to false in JBOSS/standalone/configuration/standalone.xml

<virtual-server name="default-host" enable-welcome-root="false">
  <alias name="localhost"/>
  <alias name="example.com"/>
</virtual-server>