imuxsock: pass along missing legacy config variables

Not doing so caused that the system log socket was unaffected by these
directives.

bCreatePath is still not passed but currently, there's no placeholder for it.
doc: add Tomas' patch to ChangeLog
Merge branch 'v7-stable' into v7-devel

Conflicts:
	ChangeLog
Merge branch 'v7-devel'