Update changelog

docs/CHANGELOG.md

@@ -4,14 +4,17 @@
 
 ### Backward-incompatible changes
 - New syntax for autogenerated components ([#184](https://github.com/wireviz/WireViz/issues/184), [#186](https://github.com/wireviz/WireViz/pull/186))
-- New command line interface ([#244](https://github.com/wireviz/WireViz/pull/244))
+  - Components that are not referenced in any connection set will not be rendered. Instead, a warning will be output in the console. ([#328](https://github.com/wireviz/WireViz/issues/328), [#332](https://github.com/wireviz/WireViz/pull/332))
+- New command line interface ([#244](https://github.com/wireviz/WireViz/pull/244)). Run `wireviz --help` for details 
+  - The path specified with the `-o`/`--output-dir` option no longer includes the filename (without extension) of the generated files. Use the `-O`/`--output-name` option to specify a different filename for the generated files.
 
 
 ### New features
 
 - Allow mates between connectors ([#134](https://github.com/wireviz/WireViz/issues/134), [#186](https://github.com/wireviz/WireViz/pull/186))
 - Improve technical drawing output ([#74](https://github.com/wireviz/WireViz/pull/74), [#32](https://github.com/wireviz/WireViz/issues/32), [#239](https://github.com/wireviz/WireViz/pull/239))
 - Embed images in SVG output ([#189](https://github.com/wireviz/WireViz/pull/189))
+- Add ability to choose output formats using the `-f`/`--format` command line option ([#60](https://github.com/wireviz/WireViz/issues/60))
 
 
 ### Misc. fixes