Conflicts:
	modules/setting/setting.go

Conflicts:
	templates/repo/release/list.tmpl
	templates/user/dashboard/dashboard.tmpl

Conflicts:
	routers/repo/setting.go

Fixes issue #370: https://github.com/gogits/gogs/issues/370

Removes the limitation to RSA and enables us to use all key types
SSH recognizes.

The link assumes that the issue belongs to the signed in
user, which is not necessarily the case
I changed it to use repository owner name instead