Log Message:
tcl: updated to 8.6.13

8.6.13
2021-12-08 (update) tcltest package to version 2.5.4
2022-01-13 (bug)[26f132] Crash when sizeof(int) < sizeof(void *) (Plan 9 port)
2022-01-19 (TIP 623)[e9a271] Tcl_GetRange index args < 0 (petasis,nijtmans)
2022-03-08 (bug) test string-5.22 (porter)
2022-03-11 (bug)[8a7ec8] fat binary compile on Mac M1 (davis, nijtmans)
2022-04-04 (bug)[e5ed1b] numeric IPv6 in URLs (nijtmans)
=> http 2.9.6
2022-04-26 (bug)[27520c] test error-9.6 (goth,sebres)
2022-05-04 (bug)[8eb64b] http package tolerant again invalid reply header
2022-05-11 (bug)[6898f9] http package failed detection of shiftjis charset
2022-05-25 (bug)[76ad7a] tests string-6.13[23] (mistachkin, nijtmans)
2022-06-20 (bug)[55bf73] Avoid connection reuse after response code 101.
=> http 2.9.8
2022-07-22 (bug)[713653] FP rounding exposed by x86 musl (rubicon,sebres)
2022-07-22 More portable notation of microseconds in verbose output (sebres)
=> tcltest 2.5.5
2022-07-27 (bug)[b3977d] Process CR-LF split across packets (nadkarni,sebres)
2022-07-29 (bug)[4eb3a1] crash due to undetected bytecode invalidity (nadkarni)
2022-08-23 (new)[371080] Portability to CHERI-enabled Morello processor (jrtc27)
2022-09-06 (bug)[55a02f] Fallback init env(HOME) from USERPROFILE (nadkarni)
2022-09-13 (bug)[1073da] crash writing invalid utf-8 (nijtmans)
2022-09-14 (new) Update to Unicode-15 (nijtmans)
2022-10-14 tzdata updated to Olson's tzdata2022e (nijtmans)
Update bundled zlib to 1.2.13
Update bundled libtommath
Many code fixes to avoid overflow or undefined behavior.