Link to fork count does not point to members

[biswajitsahoo1111]

Presently, if we click on fork count, it points to github.com/user/repo/network. But to see who all have forked the repo, it should point to github.com/user/repo/network/members instead.

[XhmikosR]

@mdo what do you think about this? Does it make sense to you?