json lib added

src/datasets.h

@@ -0,0 +1,31 @@
+/*
+ * Datasets.h
+ *
+ *  Created on: 02.10.2015
+ *      Author: jdi
+ */
+
+#ifndef DATASETS_H_
+#define DATASETS_H_
+
+#include <map>
+#include "bytes.h"
+
+struct dataset {
+	short type;
+	short len;
+	bytes value;
+};
+
+class datasets : public std::map<short, dataset> {
+public:
+	datasets(){};
+	datasets(std::initializer_list<dataset> s)
+	{
+		for (dataset b : s) {
+			(*this)[b.type]=b;
+		}
+    }
+};
+
+#endif /* DATASETS_H_ */