Added a way to find which of the 3 possible inputs belongs the one being requested so we convert to the units VSO accepts
Added a way to find which of the 3 possible inputs belongs the one being requested so we convert to the units VSO accepts

dpshelio/sunpy,Alex-Ian-Hamilton/sunpy,Alex-Ian-Hamilton/sunpy,dpshelio/sunpy,Alex-Ian-Hamilton/sunpy,dpshelio/sunpy