adding link to canarymod version of howling-blocks
adding link to canarymod version of howling-blocks

TonyGravagno/ScriptCraft,ut7/ScriptCraft,ut7/ScriptCraft,walterhiggins/ScriptCraft,TonyGravagno/ScriptCraft,bgon/BlocklyCraft,walterhiggins/ScriptCraft,bgon/BlocklyCraft,bgon/BlocklyCraft