Merge pull request exercism#110 from jish/patch-1

Update development instrucitons in Readme

Author: kytrinyx

README.md

@@ -20,7 +20,7 @@ If that throws an error, try ```brew install go --cross-compile-common --with-ll
 Development
 ===========
 1. `go get github.com/exercism/cli`
-1. `cd $GOPATH/src/exercism/cli`
+1. `cd $GOPATH/src/github.com/exercism/cli`
 1. `go get`
 1. `go get github.com/levicook/glitch`
 1. `go install github.com/levicook/glitch`