Explicitly track crafting batch size instead of stashing it in the recipe.
Whitespece cleanup.
Make accessors for recipes as const as possible.
Save backlog properly, fixes issue where a new craft action might resume an old craft action.
Merge branch 'fix-batch-craft-saving' of https://github.com/kevingranade/Cataclysm-DDA into batch
Merge branch 'master' of https://github.com/CleverRaven/Cataclysm-DDA