Initial implementation of column customization widgets (cherry-picked from 9f00695)
Some design refactoring and code cleanup.
Improvement to allow a previously set column configuration to be applied when revisiting the corresponding data grid.
Switched from modal popup to popup panel. Some additional refactoring.
replaced javax.servlet:jstl by org.jboss.spec.javax.servlet.jstl:jboss-jstl-api_1.2_spec
BZ-1093932 - Deployment service in business central rejects builds with warnings or info messages
JBPM-4328 - Unify asynchronous operations execution to utilize jbpm executor
fixes for login to console on jboss and tomcat