Bugfix: SSM: Check that a username is provided to mining.authorize
Bugfix: SSM: Use client_next member consistently when working with stratumsrv_connlist
Merge commit '0a20d6e' into bfgminer-4.7.x
Merge branch 'pxy_diff' into bfgminer-4.7.x
Bugfix: bitforce: Initialise variable to NULL
Merge commit '9f26f8b' into bfgminer-4.7.x
Bugfix: Reorder LDADD and such for priority

Conflicts:
	Makefile.am
Bump version to 4.7.1