0.8.0

Fix blocking when stopping sockets in some cases
Add callback to allow user created sockets
Add ability to change the connect timeout
Add support for password authentication to ssh transport
Update tools to allow for password authentication when using ssh transport
Improve error handling in ssh transport
Improve error output in TCP transport
Improve libssh detection when running configure
Initialise structures properly in rtrclient
Fix several compiler warnings
Extend log messages to include prefixes when using ssh transport
Fix bug that constantly called tr_recv because of ignoring timeout argument when using ssh transport
Apply kernel coding style in all source files

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