ported fixes from trunk
ported fixes from trunk

git-svn-id: f00bda272a88d3de1655ee3b32aa0d01b5f4c76e@6702 1b0b35fe-f740-4c1b-b404-a338b32e513b

qorelanguage/module-ssh2,qorelanguage/module-ssh2,qorelanguage/module-ssh2