* mh-utils.el (mh-prompt-for-folder): Exit with error if no folder
specified, otherwise mh-refile-msg may try to create a folder with
- empty name, and this creates problems; even mh-undo can't handle
+ empty name, and this creates problems; even mh-undo can't handle
it (Closes SF #476824).
* mh-comp.el (mh-letter-tool-bar-map): Info button needed to