Old Hey documentation should be moved into the User Guide
|Reported by:||waddlesplash||Owned by:||humdinger|
|Has a Patch:||no||Platform:||All|
At present, there is http://cgit.haiku-os.org/haiku/tree/docs/bin/hey.html which is the old Hey documentation from before it was part of Haiku. We don't need to bother preserving the "History" section, but the other information (especially the "Examples") should probably be preserved.