chess 5.x-0.07

Summary of changes:

#326771: Re-editing resets both players to UID1 - * Current players now the default values when editing a chess node
#313381: Board is not rendered correctly - * Added ability to change the dimensions of the chess pieces, go to /admin/settings/chess
#326772: Ask for column before row (more logical) - * Altered the layout of the move entry form
* Updated uninstall to remove new variables for width and height of chess pieces
* Changed the weight of the some form elements