correct version number

CHANGELOG.md

@@ -1,6 +1,6 @@
 # Change Log
 
-From v3.0.1 to v3.1.0
+From v3.0.2 to v3.1.0
 
 ## Fixes
 
@@ -24,7 +24,6 @@ From v3.0.1 to v3.1.0
 
 ## New Features
 
-
 - Descriptors are now saved with prefixes to indicate the descriptor sets. This reduces
   the chance of name collisions when using multiple descriptor sets.
 - Added new methods to `MoleculeTable` and `QSARDataset` for more fine-grained control
@@ -35,10 +34,6 @@ From v3.0.1 to v3.1.0
       descriptor sets and properties.
     - All drop actions are restorable with `restoreDescriptorSets` unless explicitly
       cleared from the data set with the `clear` parameter of `dropDescriptorSets`.
-- The `DataFrameDescriptorSet` class was extended to allow more flexibility when joining
-  custom descriptor sets.
-- Added the `prepMols` method to `DescriptorSet` to allow separated customization of
-  molecule preparation before descriptor calculation.
 
 ## Removed Features