* *.tcl:         Bumped the version number to 5.10.
	* COPYRIGHT.txt:
	* README.txt:

	* scripts/*.tcl: Added the "-acceptdropcommand", "-instanttoggle",
	  and "-tight" configuration options; added the "isviewable" and
	  "viewablerowcount" subcommands; improvements related to the value of
	  the "-data" option for the virtual events <<TablelistColumnMoved>>
	  and <<TablelistRowMoved>>; sped up the "delete" subcommand; restored
	  the support for some earlier Tcl/Tk versions; improved the package
	  loading mechanism; guarded against potential item insertions or
	  deletions from within the commnad specified as the value of the
	  "-editendcommand" option; guarded against deletion of embedded images
	  or windows from within the commnad specified as the value of the
	  "-tooltipaddcommand" option.

	* scripts/tclIndex: Newly generated.

	* ../../examples/*.tcl: Bumped the version number to 5.10.

	* CHANGES.txt: Updated to reflect the changes.
	* doc/*.html:

	* doc/config.png: Updated screenshots.
	* doc/styles.png:
	* *.tcl:         Bumped the version number to 5.10.
	* COPYRIGHT.txt:
	* README.txt:
	* scripts/*.tcl: Added the "-acceptdropcommand", "-instanttoggle",
	  and "-tight" configuration options; added the "isviewable" and
	  "viewablerowcount" subcommands; improvements related to the value of
	  the "-data" option for the virtual events <<TablelistColumnMoved>>
	  and <<TablelistRowMoved>>; sped up the "delete" subcommand; restored
	  the support for some earlier Tcl/Tk versions; improved the package
	  loading mechanism; guarded against potential item insertions or
	  deletions from within the commnad specified as the value of the
	  "-editendcommand" option; guarded against deletion of embedded images
	  or windows from within the commnad specified as the value of the
	  "-tooltipaddcommand" option.
	* CHANGES.txt: Updated to reflect the changes.
	* doc/*.html:
	* doc/config.png: Updated screenshots.
	* doc/styles.png:
	* ../../examples/*.tcl: Bumped the version number to 5.10.