Update changelog

CHANGELOG.md

@@ -101,6 +101,8 @@ Other new features:
   * The numpad decimal separator key is bound to "." regardless of locale.
   * On Windows, full-screen mode is implemented.
   * On Linux, native file chooser dialog can be used.
+  * New edit menu items "Line Styles", "View Projection" and "Configuration"
+    that are shortcuts to the respective configuration screens.
 
 Bugs fixed:
   * A point in 3d constrained to any line whose length is free no longer
@@ -120,6 +122,7 @@ Bugs fixed:
     them, such that their constraints are retained.
   * When linking a sketch file, missing custom styles are now imported from
     the linked file.
+  * 3Dconnexion SpaceMouse should now work (on Windows).
 
 2.x
 ---