Bamboo leaks instance references via ThreadLocals preventing updeploy

@400000004bc25eb5204d62e4 SEVERE: A web application created a ThreadLocal with key of type [java.lang.InheritableThreadLocal] (value [java.lang.InheritableThreadLocal@1f1efce]) and a value of type [org.apache.felix.framework.BundleContextImpl] (value [org.apache.felix.framework.BundleContextImpl@b6d2e5]) but failed to remove it when the web application was stopped. To prevent a memory leak, the ThreadLocal has been forcibly removed.
@400000004bc25eb52053620c Apr 11, 2010 6:43:39 PM org.apache.catalina.loader.WebappClassLoader clearThreadLocalMap
@400000004bc25eb5205365f4 SEVERE: A web application created a ThreadLocal with key of type [java.lang.ThreadLocal] (value [java.lang.ThreadLocal@135e781]) and a value of type [org.acegisecurity.context.SecurityContextImpl] (value [org.acegisecurity.context.SecurityContextImpl@caf53fa: Authentication: org.acegisecurity.adapters.PrincipalAcegiUserToken@caf53fa: Username: SYSTEM; Password: [PROTECTED]; Authenticated: true; Details: null; Granted Authorities: ROLE_SYSTEM, ROLE_ADMIN]) but failed to remove it when the web application was stopped. To prevent a memory leak, the ThreadLocal has been forcibly removed.