Update CHANGELOG.md

Author: mchav

CHANGELOG.md

@@ -1,18 +1,6 @@
 # Revision history for dataframe
 
-## 0.1.0.0 -- 2024-02-24
+## 0.1.0.1
 
-* Initial commit with small example
-
-## 0.1.0.1 -- 2024-11-24
-
-* Added a few more dataframe operations. Notably sum and filtering logic.
-* Slightly better error messaging for wrong types
-* Another example dataset + example program.
-
-## 0.1.0.2 -- 2024-11-30
-
-* Changed default string type to bytestring
-* Add a single-column groupBy implementation
-* Improved CSV IO to use mutable vectors and reduce allocations.
-* Multi-column groupBy operation
+* Fixed parse failure on nested, escaped quotation.
+* Fixed column info when field name isn't found.