public ctors (#96)

Author: DvirDukhan

src/main/java/com/redislabs/redisgraph/impl/resultset/RecordImpl.java

@@ -10,7 +10,7 @@ public class RecordImpl implements Record {
   private final List<String> header;
   private final List<Object> values;
 
-  RecordImpl(List<String> header, List<Object> values){
+  public RecordImpl(List<String> header, List<Object> values){
     this.header=header;
     this.values = values;
   }

src/main/java/com/redislabs/redisgraph/impl/resultset/StatisticsImpl.java

@@ -23,7 +23,7 @@ public class StatisticsImpl implements Statistics  {
 	 * Each string is built in the form of "K:V" where K is statistics label and V is its value.
 	 * @param raw a raw representation of the query execution statistics
 	 */
-	StatisticsImpl(List<byte[]> raw){
+	public StatisticsImpl(List<byte[]> raw){
 		this.raw = raw;
 		this.statistics = new EnumMap<>(Statistics.Label.class); // lazy loaded
 	}