I only have the following options:
Dropdown
Text
Radio
Checkbox
File
Read Only
Not sure if there is a "fix" for your issue.. As lhungil pointed out "Most browsers strip newlines and extraneous spaces from "text" input boxes.". Not an issue caused persay by Edit Orders..
My Site - Zen Cart & WordPress integration specialist I don't answer support questions via PM. Post add-on support questions in the support thread. The question & the answer will benefit others with similar issues.