FIX: Small but crucial typos in installation procedure.
FIX: Small but crucial typos in installation procedure.

danielballan/docs,danielballan/docs,tacaswell/docs,NSLS-II/docs,NSLS-II/docs,waynelewis/nsls-ii-docs,NSLS-II-SRX/docs,NSLS-II-SRX/docs,waynelewis/nsls-ii-docs