ISPN-4634 AS module for JCache is importing the wrong slot for JGroups
ISPN-4557 Remove LevelDB temporary files on 'mvn clean'
ISPN-4557 Fix JBoss modules structure to allow Embedded Query usage in deployed applications
ISPN-4557 Run Arquillian tests on multiple WildFly nodes
ISPN-4557 Run Query tests in clustered mode to test the as modules for embedded mode
ISPN-4446 Signal components of cache removal

* Since stop() takes no parameters, make the remove cache command
signal components of cache removal before cache stop, so that they can
do their job.