[Core] Fix copymethod in DataBlockList (was missing copy of atomcount)

Author: alexrobin

lib-ogc/swe-common-core/src/main/java/org/vast/data/DataBlockList.java

@@ -87,7 +87,8 @@ public DataBlockList copy()
         newBlock.startIndex = this.startIndex;
         newBlock.blockAtomCount = this.blockAtomCount;
         newBlock.equalBlockSize = this.equalBlockSize;
-        newBlock.blockList = this.blockList;       
+        newBlock.blockList = this.blockList;
+        newBlock.atomCount = this.atomCount;
         return newBlock;
     }