Fix talloc error when using certain virtual attributes
Return may be smaller than zero
Client retransmits don't get sent to a virtual server.
assert that we don't open sockets to virtual servers
Mark NO_CHILD_THREAD on forcible STOP_PROCESSING
Fix handling of proxying to virtual servers.  Fixes #596

The downside is that there isn't really any parent/child
relationship between the real request and the fake one.
So if the fake one blocks for 60s, the real one will be told
to stop, and the fake one with happily continue.

We'll need a separate commit to fix that issue.
Fix compile error
Fixed a typo in a comment in rlm_mschap
Merge pull request #600 from qnet-herwin/typo_comment_rlm_mschap

Fixed a typo in a comment in rlm_mschap
Removed some extra whitespace in inner_tunnel config file

It looked weird when using a tab width < 4.
Merge pull request #601 from qnet-herwin/extra_whitespace_inner_tunnel_config

Removed some extra whitespace in inner_tunnel config file
Print error messages when we can't open a TLS context
Don't leak memory evaluating non compiled regular expressions
Don't send the first VP twice
Free compiled regex at the same time as the VPT which holds it
Fixed some tabs/spaces in a comment in ttls.c

The comment was pretty much unreadable when using a tab width other than
eight.
Merge pull request #602 from qnet-herwin/tabs_ttls

Fixed some tabs/spaces in a comment in ttls.c