see http://jmonkeyengine.org/groups/development-discussion-jme3/forum/topic/bugbufferleak-in-ensurelargeenoughbitmaptextpage/?#post-188976 git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@9730 75d07b2b-3a1a-0410-a2c5-0572b91ccdca