Update interfaces.md
authorIan Hunter <ianfhunter@gmail.com>
Wed, 9 Dec 2015 13:29:01 +0000 (13:29 +0000)
committerIan Hunter <ianfhunter@gmail.com>
Wed, 9 Dec 2015 13:29:01 +0000 (13:29 +0000)
commitb13bda2fcc984ce916d4911c90f5466056f25092
tree1e43478e4d0db372c471fa29b92c1b2fcc115379
parent03a00e8290df1bb40b5033c61992a3da527c51db
Update interfaces.md

typo
docs/tutorial/interfaces.md