Exception handler - Partition range / row level

Author: faizalrub-datastax

README.md

@@ -108,6 +108,7 @@ This mode is specifically useful to processes a subset of partition-ranges that
 - Supports migration/validation from and to [Azure Cosmos Cassandra](https://learn.microsoft.com/en-us/azure/cosmos-db/cassandra)
 - Validate migration accuracy and performance using a smaller randomized data-set
 - Supports adding custom fixed `writetime`
+- Log partitions range level and row level exceptions 
 
 # Building Jar for local development
 1. Clone this repo