Bump the version to 1.2.0.dev0 (#488)

hivemind/__init__.py

@@ -13,4 +13,4 @@ from hivemind.optim import GradScaler, Optimizer, TrainingAverager
 from hivemind.p2p import P2P, P2PContext, P2PHandlerError, PeerID, PeerInfo
 from hivemind.utils import *
 
-__version__ = "1.1.0dev0"
+__version__ = "1.2.0.dev0"