Update mcmod.info

Whoops.

Signed-off-by: Steven Downer <grinch@outlook.com>
Update README.md

Signed-off-by: Steven Downer <grinch@outlook.com>
Fix custom item display names

Custom block display names are still broken as well as the creative tab
name for Spoutcraft.

Signed-off-by: Steven Downer <grinch@outlook.com>