Released
[http://sf.net/projects/tcl/files/Tcl/8.4.20/tcltk-release-notes-8.4.20.txt/view]
June 1, 2013

**Tcl Changes**
***Changed Tcl behavior***
   * Character/codepoint values from Unicode 6.2.
   * [source] of utf-8 files recognizes the Byte Order Mark.
   * [lappend] does not fire read traces.

'''Updated packages'''
   * [dde] 1.2.5
   * [http] 2.5.8
   * [msgcat] 1.3.5
   * [tcltest] 2.2.11
   * [platform] 1.0.11

**Tk Changes**
***Changed Tk behavior***
   * Compatible with post xproto-7.0.13 X11 headers from X.org.
   * New color names.

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