Log Message:
jimtcl: update to 0.80.

Jim Tcl version 0.80:
---------------------

Bugs fixed in version 0.80

    return -level 0 -code xxx now returns the correct result
    regexp - fix an issue with failed optional group
    oo - fix an issue when no class variables are given
    oo - fix super invocation with multiple inheritance levels
    tailcall - fix to avoid growing the C stack frame
    regsub -all with \A now works correctly
    scan - fix an issue with chars vs bytes in utf-8 mode
    aio - fix eventloop and eof for ssl connections
    lsearch -regexp - fix the case where the pattern begins with a dash
    lsearch -command - handle the case with too few args
    Disallow renaming a local proc with upcall to avoid inconsistent behaviour

Features and improvements added in version 0.80

    Dictionaries now preserve insertion order
    string map and string compare now support embedded nulls
    string match and other glob matches now support embedded nulls
    Variable and proc names now support embedded nulls
    Interactive mode now prints results containing embedded nulls
    Generate a build warning if system is non-Y2038 compliant
    package names added as an alias for package list
    file rootname, file dirname are now more consistent with Tcl
    aio - add Server Name Indication (SNI) ssl support
    aio - add socket pty support
    The 0d radix prefix is now supported for decimal (base 10)
    String comparison operators lt, gt, le and ge are now supported
    dict getwithdefault (and the alias dict getdef) are now supported
    Build has coverage support, and test coverage is now over 90%
    Performance improvements in a number of areas

Jim Tcl version 0.79:
---------------------

Bugs fixed in version 0.79

    aio - Fix closing stdin in bootstrap jimsh
    clock scan - Unspecified fields use the current date/time
    Fix linenoise assertion failure on Windows
    file - Improved support for trailing slashes in pathnames
    regexp, regsub - Various fixes in UTF-8 mode
    $(...) syntax now properly returns non-error codes

Features added in version 0.78

    file - Add mtimeus for microsecond resolution
    file - Add missing split subcommand
    lreplace - Implement TIP #505
    aio - Add dgram unix socket support
    aio - Add support for lock -wait
    aio copyto - Significantly improve performance
    aio tty - Allow setting echo
    signal - Add block for blocking signals with SIG_IGN
    Add built-in JSON support with the json extension
    Improve performance when indexing UTF-8 strings

Other changes

    Documentation updates to improve consistency, remove obsolete commands, add \ 
some missing commands
    exec no longer forces SIGPIPE disposition to SIG_DFL
    Update autosetup to v0.6.9 with optimised insert/delete

Jim Tcl version 0.78:
---------------------

Bugs fixed in version 0.78

    local - Fix crash when local command is deleted
    history - When creating ~/.jim_history, set permissions to 0600 for security
    exec - Fix windows exec with empty or unset env
    exec - Fix check for | and |&
    jim.c - Fix Object leak in zlib support
    signal - Restore default signal handling on interp exit
    dict - Fix [dict values] with duplicate values
    Fix ‘/’ command, divide by zero
    expr - Replace expression engine to fix a number of problems
    zlib - Various fixes
    lsort -unique - Fix case with no duplicates
    aio tempname - Fix a crash when the template is invalid
    Tcl compatibility - Error on extra characters after close brace
    eventloop - Return from callback is not an error
    oo - Fix methods for superclasses
    Various refcount and edge case fixes found by fuzz testing

Features added in version 0.78

    Add support for utf-8 wide characters
    aio - Add tty for termios settings
    aio - Add sockopt for broadcast, tcp_nodelay, etc.
    utf-8 - Update UnicodeData.txt to 9.0.0
    jimsh - Add support for jimsh -
    jimsh - Scriptable command-line completion support via tcl::autocomplete
    history - Add autocompletion support history completion <cmd>
    Add support for -commands to many commands
    Add pkg-config support - jimtcl.pc
    clock - Add -gmt option to format and scan
    tree - Allow nodes to be deleted
    defer, $jim::defer - Allow scripts to run on proc exit
    eventloop - Support sub-millisecond timer resolution
    Support lambda even if references are disabled
    Performance - Improve a number of common cases through caching
    signal, exec, wait, pid, pipe - Many improvements
    build - Support --silent-rules, and enable by default
    regexp - Implement class shorthand escapes in brackets
    linenoise (jimsh) - Add ^Z (SUSP) support
    linenoise (jismh) - Update to support multiline mode

Other changes

    signal - Remove the signal command from child interpreters
    os.wait is now wait
    aio ssl now upgrades the current channel rather than creating a new channel
    Update autosetup to v0.6.8