Major Update:

- Bug fix: BufferCore - set correct auto buffer size
- Change Get/Set methods to use BaseReference and full path instead of
    ParentPath and MemberName
- Add Create param to all Get methods (create if not found)
- Implement arrays & parsing of arrays
- Set CJSONparse as friend class to DataTree (access protected methods)
- Print JSON to screen

BufferCore.cpp

@@ -794,7 +794,7 @@ int CShiftBuffer::ReadFromFD( int Handle, int MaxRead )
     }
 
     // Read file descriptor into buffer
-    DataRemain = (MaxRead > BufSize-BufLen)? BufSize-BufLen : MaxRead;
+    DataRemain = ((MaxRead < 0) || (MaxRead > BufSize-BufLen))? BufSize-BufLen : MaxRead;
     while (DataRemain)
     {
         // Read from file descriptor