R2R/ICEPush-for-Vaadin — pull request #2 by BobMoron (2013-09-20 18:19:08+00:00)
Title: Enhanced destroy method to null fields.

Avoids a class loader leak: the MainServlet holds a reference to the WebAppClassloader and creates a leak on stop/undeploy.
Nulling it makes it available to the GC.