- New version 8.6.6:
* (bug)[803042] mem leak due to reference cycle.
* (bug)[bbc304] reflected watch race condition.
* (bug)[fadc99] compile-5.3.
* (enhancement)[1a25fd] compile [variable ${ns}::v]
* (bug)[1af8de] crash in compiled [string replace]
* (bug)[d30718] segv in notifier finalize
* (enhancement)[7d0db7] parallel make
* [f12535] enable test bindings customization
* (bug)[47ac84] compiled [lreplace] fixes
*** POTENTIAL INCOMPATIBILITY ***
* (bug)[866368] RE \w includes 'Punctuation Connector'
* [07d13d] Restore TclBlend support lost in 8.6.1
* (bug)[3154ea] Mem corruption in assembler exceptions
* (bug) registry package support any Unicode env
=> registry 1.3.2
* (bug)[f7d4e] [namespace delete] performance
* (TIP 447) execution time verbosity option
=> tcltest 2.4.0
* (bug)[16828b] crash due to [vwait] trace undo fail
* (enhancement)[4b61af] good [info frame] from more cases.
* (bug)[c383eb] crash in [glob -path a]
* (update) Update Unicode data to 9.0 (nijtmans)
*** POTENTIAL INCOMPATIBILITY ***
* (bug)[16896d] Tcl_DString tolerate append to self.
* (bug)[d55322] crash in [dict update].
* (bug)[dd260a] crash in [chan configure -dictionary].
* (bug)[f961d7] usage message with parameters with spaces.
*** POTENTIAL INCOMPATIBILITY ***
* (enhancement)[09fabc] Sort order of -relateddir.