Moved EBox::SquidFirewallHelper to EBox::Squid::FirewallHelper
fixed chnagelog
Precondition to assure they are certificate availables in DownloadClientBundle model
Better behaved daemon's ifaceAddress methods
 Transparent proxy redirection for openvpn servers' clients
added conflicts with incorrect version of openvpn
fixed changelog
code typo fixes
Merge branch 'jag/squid-vpn' into 3.2

Conflicts:
	main/squid/ChangeLog
	main/squid/debian/precise/control