tcl8.6.3 and tk8.6.3

[Fernando de Oliveira]

​http://downloads.sourceforge.net/tcl/tcl8.6.3-src.tar.gz

​http://downloads.sourceforge.net/tcl/tk8.6.3-src.tar.gz

​http://sourceforge.net/projects/tcl/files/Tcl/8.6.3/tcltk-release-notes-8.6.3.txt/download

Summary of Changes since Tcl/Tk 8.6.2:
--------------------------------------

This is a patch release, so it primarily includes bug fixes and corrections
to erratic behavior.  All relevant bug fixes (and some more) up to and
including 8.5.17 changes are included in 8.6.3.  Highlighted changes are
noted below.  The changes file at the root of the source tree contains
a more complete list.  The Timelines of all changes are online.

	http://core.tcl.tk/tcl/
	http://core.tcl.tk/tk/

   * [TIP 432] Updated file dialogs on Windows.

   * Restore ability to read again from a channel after EOF.

   * Incompatible result from [lreplace {} 1 1].

   * Incompatible result from [lappend foo].

   * Incorrect result from [regsub -all {\(.*} a(b) {}].

   * Restore ability to [open comX: r+].

   * Fixed [scale] handling of negative resolution values.

   * Fixed crashes in...
	- [oo::class destroy].
	- [apply {{} {try {} on ok {} - on return {} {}}}].
	- improperly optimized [expr]ession bytecode.
	- [array set] of a traced array.
	- [scale .s -digits $tooBig].

   * Bytecode optimized for [string cat].

   * Support for Windows 10.

[bdubbs@…]

I need to do this for LFS also.

[bdubbs@…]

Fixed at revision 14900.