* agent: added agent forwarding support with an example
* context: encode session id to hex string
* agent: ensure conn doesn't change in closure as loop iterates
* tests: use HostKeyCallback in ClientConfig
* README: noting examples in _example
* agent: documented exported names, added constants for temp file creation
Signed-off-by: Jeff Lindsay <progrium@gmail.com>
* context: working mostly tested context implementation and refactoring to go with it
* _example/ssh-publickey: updating new context based callbacks
* godocs related to public api changes for contexts
* context: converting []bytes to strings before putting into context
Signed-off-by: Jeff Lindsay <progrium@gmail.com>
* fixed/finished basic pty support, added an example, and included tests
* session: make the window channel have buffer of 1 and send initial window size on it
* _example/docker: added an ssh to docker-run example
* changes from review: let Reply handle WantReply, only allow setting sess.pty once
* circle: hopefully a working circleci config
