Updated changelog and alias for adapters (#144)

Author: Nyholm

Changelog.md

@@ -3,10 +3,22 @@
 The change log describes what is "Added", "Removed", "Changed" or "Fixed" between each release. 
 
 ## UNRELEASED
+## 0.4.0
 
 ### Added
 
 * Support for the new `TaggableCacheItemPoolInterface`. 
+* Support for PSR-16 SimpleCache
+
+### Changed
+
+* The behavior of `CacheItem::getTags()` has changed. It will not return the tags stored in the cache storage. 
+
+### Removed
+
+* `CacheItem::getExpirationDate()`. Use `CacheItem::getExpirationTimestamp()`
+* `CacheItem::getTags()`. Use `CacheItem::getPreviousTags()`
+* `CacheItem::addTag()`. Use `CacheItem::setTags()`
 
 ## 0.3.3
 

composer.json

@@ -47,7 +47,7 @@
     },
     "extra": {
         "branch-alias": {
-            "dev-master": "0.4-dev"
+            "dev-master": "0.5-dev"
         }
     }
 }