Updated changelog (#172)

* Updated changelog

* Added SimpleKGPipeline to changelog

Author: alexthomas93

CHANGELOG.md

@@ -8,10 +8,15 @@
 ### Changed
 - The value associated to the enum field `OnError.IGNORE` has been changed from "CONTINUE" to "IGNORE" to stick to the convention and match the field name.
 
+### Added
+- Added `SinglePropertyExactMatchResolver` component allowing to merge entities with exact same property (e.g. name)
+- Added the `SimpleKGPipeline` class, a simplified abstraction layer to streamline knowledge graph building processes from text documents.
+
 ## 1.0.0a1
 
 ## 1.0.0a0
 
+### Added
 - Added `SinglePropertyExactMatchResolver` component allowing to merge entities with exact same property (e.g. name)
 
 ## 0.7.0