Add change log entries

README.md

@@ -120,7 +120,21 @@ information on what to include when reporting a bug.
 
 ## Changelog since 3.5
 
-None.
+ - Added `glfwSetPreeditCallback` function and `GLFWpreeditfun` type for
+   preedit of input method (#2130)
+ - Added `glfwSetIMEStatusCallback` function and `GLFWimestatusfun` type for
+   status of input method (#2130)
+ - Added `glfwSetPreeditCursorRectangle` function to set the preedit cursor
+   area that is used to decide the position of the candidate window of input
+   method (#2130)
+ - Added `glfwGetPreeditCursorRectangle` function to get the preedit cursor
+   area (#2130)
+ - Added `glfwResetPreeditText` function to reset preedit of input method
+   (#2130)
+ - Added `GLFW_IME` input mode for `glfwGetInputMode` and `glfwSetInputMode`
+   (#2130)
+ - Added `GLFW_X11_ONTHESPOT` init hint for using on-the-spot input method
+   style on X11 (#2130)
 
 
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