in particular, jboss-admin.sh was renamed to jboss-cli.sh:
https://issues.jboss.org/browse/AS7-2310
Workaround is to:
cp $JBOSS_HOME/bin/jboss-cli.sh $JBOSS_HOME/bin/jboss-admin.sh chmod +x $JBOSS_HOME/bin/jboss-admin.sh
Creating a symlink didn't seem to work.
Other problems may also exist.