Fixed some wrong throws of MissingArgument exception without use
added missing uses all over the code
added changelog entries
Merge branch '3.2' into jacalvo/missing-uses

Conflicts:
	main/squid/ChangeLog
fixed syntax
Merge branch 'jacalvo/missing-uses' into 3.2

Conflicts:
	main/core/ChangeLog
	main/dns/ChangeLog
	main/samba/ChangeLog
	main/users/ChangeLog