PIMap new functions

PIByteArray checksum crc
some doc fixes

libs/main/core/pibytearray.cpp

@@ -20,6 +20,7 @@
 #include "pibytearray.h"
 #include "pistringlist.h"
 #include <iostream>
+#include "picrc.h"
 
 //! \class PIByteArray pibytearray.h
 //! \~\details
@@ -292,6 +293,19 @@ uchar PIByteArray::checksumPlain8(bool inverse) const {
 }
 
 
+uchar PIByteArray::checksumCRC8() const {
+	return standardCRC_8().calculate(data(), size());
+}
+
+ushort PIByteArray::checksumCRC16() const {
+	return standardCRC_16().calculate(data(), size());
+}
+
+uint PIByteArray::checksumCRC32() const {
+	return standardCRC_32().calculate(data(), size());
+}
+
+
 //! \~\details
 //! \~english
 //! This is sum of all bytes multiplied by index+1, if inverse then add 1 and inverse.