Bump to Tcl 8.6.3, TclOO 1.0.3, and update changes file.
merge trunk
by request
merge trunk
cleanup global namespace litter
Merged latest trunk work (especially changes to eof handling) into the RC.
Make sure all uses of the [testbytestring] command are constrained.
update changes; more test suite polishing.
Correct -singleproc 1 testing flaws.
[214cc0eb22] Add tests to make sure that this bug stays fixed.
Likely fix for channel mem leaks.
merge release
merge trunk