This little addition by DeepakGoel adds `C-M-e´ (e for edit) to the minibuffer-local-map, and binds it to the function miniedit. This means that when you are in a minibuffer, trying to enter something, you can type
‘C-M-e’ to go do your additions in a nice full buffer (with text mode) instead. In particular, inserting new lines and indenting is easy.. Helpful, for instance, when editing BbdbMode notes, which tend to be multiline, right?
You can get it from here:
The status of the project is discussed here (05 April 2010):