4.17 (27 Mar 2001):
  Added 'EdgeNotify' message support.
  Enabled the 'AutoHourglass' option.
  VersionASM deleted, VersionAsm added.
4.18 (28 Mar 2001):
  Fix for Wimp_StartTask not coping with long CLIs
4.19 (31 Mar 2001):
  Added sprites for filetype &F89 (GZip).
4.20 (29 Apr 2001):
  Disabled the auto-hourglass option.
4.21 (10 Jun 2001):
  Matthew's Tinted icon changes.
4.22 (05 Jul 2001):
  Fix for colour menus sometimes ending up part-filled.
4.23 (06 Aug 2001):
  Cog-based design, rather than cube based.
4.23 (retagged) (14 Aug 2001):
  Updated Switcher sprite from RH.
4.24 (21 Aug 2001):
  Updated iconset from RH.
4.25 (21 Aug 2001):
  Further work on tinted icons.
  Modification of tool sprite mask manipulation.
4.26 (21 Aug 2001):
  Fix for nasty debugging in last version (and brokeness)
4.27 (22 Aug 2001):
  Updates to WaveForm icons from RH.
4.28 (08 Sep 2001):
  Updated DXF file icons.
4.29 (13 Sep 2001):
  New graphics from Richard Hallas.
4.30 (18 Sep 2001):
  Corrected icons from Richard Hallas.
4.31 (23 Sep 2001):
  Added updated RAMFS Sprites.
4.32 (10 Oct 2001):
  Updated Chars sprites from Richard Hallas.
4.32 (retagged) (10 Oct 2001):
  Added vdivider sprite, updated hdivider.
4.33 (28 Jan 2002):
  Added 'Upcall' to the list of defaulted handlers on task switch.
4.34 (04 Feb 2002):
  Added OmniClient resources.
  Updated Draw icon with white ruler.
4.35 (21 Feb 2002):
  Fix for adding messages to a task.
4.36 (21 Feb 2002):
  Added homedisc sprites.
4.37 (30 Mar 2002):
  Added colour menu icons.
  Updated iconised Draw.
  Added Task manager iconised icon.
4.37 (retagged) (30 Mar 2002):
  Added iconised configure icons.
4.38 (22 Apr 2002):
  Fix for 'Wimp_AddMessages' fix.
  Fix for latent bug in Wimp_Initialise.
4.39 (13 May 2002):
  Added note about Wimp_Extend.
  Optimised tinted icon function.
  Tested furniture moving options.
4.40 (14 May 2002):
  Added support for 'correct' shading of icons.
4.41 (23 May 2002):
  Optimised the greying routines.
4.42 (24 May 2002):
  Added support for 'wide' translation tables.
  Updated code to calculate faded text.
4.43 (24 May 2002):
  Added support for colourmapped sprites.
4.44 (25 May 2002):
  Fix for Wimp_ReadPixTrans.
  Updated sprite translation algorithm.
4.45 (26 May 2002):
  Added optional 'deep dither' CMOS bit.
4.46 (29 May 2002):
  Fix for translation tables on tools being abused in >8bpp.
  Fix for translation tables on tiles.
4.47 (10 Jun 2002):
  Fix for ReadPixTrans translations failing sometimes.
4.48 (22 Jun 2002):
  Moved desktop font handling to separate file.
4.49 (10 Jul 2002):
  Updated colourmap behaviour for descriptors.
4.50 (17 Jul 2002):
  Added support for calculating box coverage to Wimp_TextOp 1.
4.50 (retagged) (17 Jul 2002):
  Fix for right justified text plotting.
4.51 (18 Jul 2002):
  Updated ShareFS/network icons to new style.
4.52 (19 Jul 2002):
  Disabled the 'ignore left border' switch.
4.53 (19 Jul 2002):
  Further improvements in text sizing.
4.53 (retagged) (20 Jul 2002):
  Fix for TextOps with system font present.
4.54 (02 Aug 2002):
  Replaced Tool sprite location algorithm.
4.55 (02 Aug 2002):
  Minor fix for toggle icon at top left with scrollbars.
4.56 (02 Aug 2002):
  Moved Wimp Sprite Pool.
4.57 (02 Aug 2002):
  Minor build fix for wide translations.
  Modified menu sprite parsing code.
4.58 (13 Aug 2002):
  Corrections for WimpToolOrder help text.
  Minor fixes for certain builds.
4.59 (03 Oct 2002):
  Addition of (disabled) TaskPollwords option.
  Added documentation of 'new' validation strings.
  Tentative work on CnP.
  Addition of support for ScrollRequests from WindowScroll.
  Fix for alignment of code entry points.
4.60 (31 Oct 2002):
  Revised icon highlighting algorithm (text and sprite)
  Added Special Icon Highlighting feature.
  Applied tinting to icon text.
  Tint/Shading rationalised.
  Sizing of sprites in menus modified.
4.61 (04 Nov 2002):
  Increased buffer size for WimpVisualFlags.
4.62 (05 Nov 2002):
  Fixed number of parameters passed for WimpVisualFlags.
4.63 (06 Nov 2002):
  Increased wimp sprite allocation size.
