Updated the implementation of the threaded/1 to ensure that an exception or failure on an individual thread is correctly propagated to the original call.
Updated the implementation of the threaded/1 to ensure that an exception or failure on an individual thread is correctly propagated to the original call.

git-svn-id: 4c7b768bc2e2a56aa1c56b1b5a9454ba68342430@4128 ac9c905b-388a-4ddf-9b6a-4063a022bc57

LogtalkDotOrg/logtalk2,LogtalkDotOrg/logtalk2,LogtalkDotOrg/logtalk2,LogtalkDotOrg/logtalk2,LogtalkDotOrg/logtalk2