Merge branch 'js/wincred-empty-cred' into maint

MinGW updates. * js/wincred-empty-cred: wincred: handle empty username/password correctly t0302: check helper can handle empty credentials

Junio C Hamano committed Nov 15, 2017 at 12:05 UTC 558d8568dfc92c4675495ab5cb7ef5d0655f88f8

No changes.