Document SDK - Allocated->Ready() (#886)
Document SDK - Allocated->Ready() (#886)

This has come up a fair bit lately, so good to document
that this is a supported and tested path.
googleforgames/agones,googleforgames/agones,googleforgames/agones,googleforgames/agones,googleforgames/agones,googleforgames/agones,googleforgames/agones,googleforgames/agones