Bump version number to 8.6.1.
update changes
Favor timeline over ChangeLog
typo
make dist
doc fix exposed by `make html`
merge trunk; update changes
merge trunk; update changes
merge trunk; update changes
[3970f54c4e]: Corrected regression in argument order processing in [unset].
merge trunk
[3970f54c4e]: Improved fix that is more tolerant of a single variable varname.
merge release
merge trunk