Additional setters in FactoryBeans to fix IDE (Eclipse/Spring) errors

If you use Eclipse with m2e and Spring support, and are adding the kie-spring dependency to your project, you are experiencing errors in the Spring Bean definitions of the knowledge bases, as you can read here:
https://lists.jboss.org/pipermail/rules-users/2014-April/035762.html
http://drools-moved.46999.n3.nabble.com/Kie-namespace-td4030236.html

If you add additional setters with a slighty modified syntax, the IDE errors are gone.