Fix compilation error on OSX 10.9.2 running basic cmdline tools

go version go1.2.1 darwin/amd64

Robs-MacBook-Air:~ rtshanks$ go get github.com/FiloSottile/Heartbleed
src/go/src/github.com/FiloSottile/Heartbleed/bleed.go:59: syntax error:
unexpected semicolon or newline before else
src/go/src/github.com/FiloSottile/Heartbleed/bleed.go:63: syntax error:
unexpected else, expecting semicolon or newline
src/go/src/github.com/FiloSottile/Heartbleed/bleed.go:65:
non-declaration statement outside function body
src/go/src/github.com/FiloSottile/Heartbleed/bleed.go:66:
non-declaration statement outside function body
src/go/src/github.com/FiloSottile/Heartbleed/bleed.go:67: syntax error:
unexpected }