Added sample queries to the "nondet" example illustrating the use of a subsumed goal instead of a variant of the original goal in threaded_exit/1-2 calls.
Added sample queries to the "nondet" example illustrating the use of a subsumed goal instead of a variant of the original goal in threaded_exit/1-2 calls.

git-svn-id: 4c7b768bc2e2a56aa1c56b1b5a9454ba68342430@3844 ac9c905b-388a-4ddf-9b6a-4063a022bc57

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