* WeakRefCloneAssetCache will attempt to collect GCd assets more often by not relying WeakHashMap to do so git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@9492 75d07b2b-3a1a-0410-a2c5-0572b91ccdca
* WeakRefCloneAssetCache will attempt to collect GCd assets more often by not relying WeakHashMap to do so git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@9492 75d07b2b-3a1a-0410-a2c5-0572b91ccdca