fix railo-2281: cfzip fails in multi threading
Merge pull request #126 from igal-getrailo/railo-2281

fix railo-2281: cfzip fails in multi threading
solved ticket https://issues.jboss.org/browse/RAILO-2049
Merge remote-tracking branch 'origin/4.0' into 4.0
solved ticket https://issues.jboss.org/browse/RAILO-2276
solved ticket https://issues.jboss.org/browse/RAILO-2273
solved ticket https://issues.jboss.org/browse/RAILO-2222