doc: updated changelog and credits.

doc/changelog.dox

@@ -644,6 +644,8 @@ See also:
     config-specific `CMAKE_*_OUTPUT_DIRECTORY_<CONFIG>` variables. See
     [mosra/magnum#486](https://github.com/mosra/magnum/issues/486) and
     [mosra/magnum#570](https://github.com/mosra/magnum/pull/570).
+-   Fixed wrong `.gitattributes` option for LF line endings in MSYS PKGBUILDs
+    (see [mosra/magnum#574](https://github.com/mosra/magnum/issues/574))
 
 @subsection changelog-latest-bugfixes Bug fixes
 

doc/credits.dox

@@ -173,6 +173,7 @@ Are the below lists missing your name or something's wrong?
     @ref Platform::AbstractXApplication
 -   **Krzysztof Szenk** ([\@Crisspl](https://github.com/Crisspl)) --- math
     fixes
+-   **[\@lacyyy](https://github.com/lacyyy)** -- MSYS package fixes
 -   **Leon Moctezuma** ([\@leonidax](https://github.com/leonidax)) ---
     bugreports, API design direction
 -   **Mandeep Singh Baines** ([\@msbaines](https://github.com/msbaines)) ---