Updated CHANGELOG.md; prepare for 2.1.1 release

CHANGELOG.md

@@ -10,7 +10,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 * Support for stream partitioning in windows
 * Joins of data streams
 
-## 2.1.1 - ?
+## [2.1.1] - 2020-05-19
 
 ### Added
 * Support for using Web of Things descriptions in logical soure and logical target, as described in [Van Assche et al](https://link.springer.com/chapter/10.1007/978-3-030-74296-6_26)
@@ -20,7 +20,11 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ### Changed
 * Updated JsonSurfer from version 1.5.1 to 1.6.0
-* Updated Flink from version 1.11.3 to 1.12.2
+* Updated Flink from version 1.11.3 to 1.12.3
+
+### Fixed
+* Function loading didn't always work because the `toString` method was called on the `Uri` to a function instead of
+the `value` method. (Internal [issue #132](https://gitlab.ilabt.imec.be/rml/proc/rml-streamer/-/issues/132)).
 
 ## [2.1.0] - 2020-03-18
 
@@ -137,3 +141,4 @@ can be set with the program argument `--baseIRI`.
 [1.2.3]: https://github.com/RMLio/RMLStreamer/compare/v1.2.2...v1.2.3
 [2.0.0]: https://github.com/RMLio/RMLStreamer/compare/v1.2.3...v2.0.0  
 [2.1.0]: https://github.com/RMLio/RMLStreamer/compare/v2.0.0...v2.1.0  
+[2.1.1]: https://github.com/RMLio/RMLStreamer/compare/v2.1.0...v2.1.1  

pom.xml

@@ -28,7 +28,7 @@ SOFTWARE.
 
     <groupId>io.rml</groupId>
     <artifactId>RMLStreamer</artifactId>
-    <version>2.1.1-SNAPSHOT</version>
+    <version>2.1.1</version>
     <packaging>jar</packaging>
 
     <name>RMLStreamer</name>