Merged in feature/s3integration (pull request #47)

Set Up S3 integration

* cfginterfaceandfirsts3funcs

* addlocalstack

* generallypassesfullsuite

* addedmultipleattemptedpings

* cleanup

* stabiliseplusskip

vendor/github.com/mailru/easyjson/jwriter/writer.go

@@ -67,6 +67,18 @@ func (w *Writer) RawString(s string) {
 	w.Buffer.AppendString(s)
 }
 
+// RawBytesString appends string from bytes to the buffer.
+func (w *Writer) RawBytesString(data []byte, err error) {
+	switch {
+	case w.Error != nil:
+		return
+	case err != nil:
+		w.Error = err
+	default:
+		w.String(string(data))
+	}
+}
+
 // Raw appends raw binary data to the buffer or sets the error if it is given. Useful for
 // calling with results of MarshalJSON-like functions.
 func (w *Writer) Raw(data []byte, err error) {