According to the docs [1], the Reply method must be called for all
requests where WantReply is true. This fixes a hanging java ssh
implementation (jsch) which sets WantReply flag and waits for reply from
the server.

[1] https://godoc.org/golang.org/x/crypto/ssh#Request.Reply

- update required version of git-module for #2373

- User profile un/follow
- List user's followers/following

- #2153 remove require for gravatar