Fixed bad downcasts in SLProxy's BackgroundTasks and SeparateAck
Fixed bad downcasts in SLProxy's BackgroundTasks and SeparateAck


git-svn-id: c32cf1ecefca26b8770d7b0740bc0c5c174087e4@106 c754d5e9-d413-0410-bcdf-9574c9dba6b7

jhs/libopenmetaverse,jhs/libopenmetaverse,jhs/libopenmetaverse,jhs/libopenmetaverse