Revert "Ticket #3789. Put a start at using the proxyurl/proxyport from system configured settings for bogons. It still does not consider the user/pass configured"

This reverts commit 664adf3845cf1df89769bb0ed5fc113048e0912e.
Set proxy env vars on interactive shell and also on crontab to make all scripts be able to use it. Ticket #3789
Fixes #3967, properly resolve interface
Ticket #3967 also sync other vip types that can be synched.
Use leftcert for more options on IPsec authentication
Do not do this during boot
Do not do operations for empty group members
Actually require group name!
Merge remote-tracking branch 'upstream/master'