
This patch fixes a problem where node reboots during a cluster-wide
shutdown would result in difficult to diagnose system panics.

This patch fixes connection manager problems that could result in panics.

This patch fixes a timing problem in the Connection Manager that could 
cause the panics, "CNX MGR: COMMIT_TX: INVALID NODE STATE" or
"CNX unaligned access".

This patches fixes the following problems:
- Forces a reboot to resolve communications problems in a two node cluster
	rather than hang.
- Correct lock acquires after mpsleep. 
- Correct rebuild delay remainder to be minimally second.


