Add dates for releases

Author: Ericson2314

ChangeLog.md

@@ -11,25 +11,25 @@
   There are complete constructor and field patterns too, and everything is
   exported under the newtype as real constructors and fields would be.
 
-## 0.0.4.0
+## 0.0.4.0 - 2021-04-20
 
 * Enable PolyKinds
 
-## 0.0.3.2
+## 0.0.3.2 - 2020-11-06
 
 * Update version bounds
 
-## 0.0.3.1
+## 0.0.3.1 - 2020-02-05
 
 * Replace `fromJust` with something easier to debug.
 
-## 0.0.3.0
+## 0.0.3.0 - 2020-02-05
 
 * Create `PatchMapWithPatchingMove` variant which supports moves with a patch.
 
 * Create `DecidablyEmpty` subclass of `Monoid`.
 
-## 0.0.2.0
+## 0.0.2.0 - 2020-01-17
 
 * Consistently provide:
 
@@ -41,16 +41,16 @@
 
   for `PatchMap`, `PatchIntMap`, and `PatchMapWithMove`.
 
-## 0.0.1.0
+## 0.0.1.0 - 2020-01-09
 
 * Support older GHCs with `split-these` flag.
 
 * Additional instances for the `Group` class for basic types.
 
-## 0.0.0.1
+## 0.0.0.1 - 2020-01-08
 
 * Remove unneeded dependencies
 
-## 0.0.0.0
+## 0.0.0.0 - 2020-01-08
 
 * Extract patching functionality from Reflex.