remove note about fly version failure
this was fixed by
@@ -77,24 +77,3 @@ go run cmd/atc/*.go -d
```
Concourse should be live at http://localhost:8080
-
-
-## Building the fly command line tool
-
-If you try to use a released version of `fly` against a development version of atc,
-you will get the following error:
-
-```
-fly -t local ps
-targeting http://localhost:8080
-
-error: strconv.ParseInt: parsing "0-dev": invalid syntax
-```
-
-To work around that you need to build a local copy and use that instead
-
-```
-cd ${concourse}/src/github.com/concourse/fly
-go build -o fly main.go
-alias fly=${concourse}/src/github.com/concourse/fly/fly
-```
