These changes generally affect all modes derived from comint mode, which
include shell-mode, gdb-mode, scheme-interaction-mode, etc.
+*** Comint now by default removes CRs from CR LF sequences. Comint
+now treats single CRs in the output in a way similar to a terminal, by
+deleting everything to the beginning of the line. This is achieved by
+adding `comint-cr-magic' to `comint-preoutput-filter-functions' by
+default.
+
*** By default, comint no longer uses the variable `comint-prompt-regexp'
to distinguish prompts from user-input. Instead, it notices which
parts of the text were output by the process, and which entered by the