GitLab

Detail:
  When message_COLOUR_PICKER_COLOUR_CHOICE or message_COLOUR_PICKER_COLOUR_CHANGED were sent the size of the Wimp message was set based on the model's private state structure size, rather than the extension field size.
  Update the message calculation to use the model's info_size value.
Admin:
  Discovered during Toolbox Unification bounty work.

Version 0.58. Tagged as 'Picker-0_58'