Here are the release notes for WireBox 6.4.0
WIREBOX-112 virtual inheritance causes double inits on objects that do not have a constructor and their parent does.
WIREBOX-95 onDIComplete() is called twice using virtual inheritance
WIREBOX-114 New coldbox dsl => coldbox:appScheduler which gives you the appScheduler@coldbox instance
WIREBOX-113 new injection dsl: wirebox:asyncManager