Show only one zero instead of many when getblocks request received with a hashStop of 0
Log NodeIds for easier diagnosis of debug.log
Remove ACCEPTED
Sync from many nodes (and don't accept orphan blocks with no seen parent).
Improved getblocks logging.
Add -proxytoo option, which allows proxy use non-exclusively, unlike the -proxy option.

Conflicts:

	src/init.cpp
	src/netbase.cpp

Conflicts:

	.gitignore
	src/init.cpp

Conflicts:

	src/init.cpp
	src/netbase.cpp