sfhelper convar names changed.
sfhelper convar names changed.

SFHelper convar names changed to match existing nomenclature from
starfall_helper to sf_helper. Also changed tall & wide to height &
width.

Jazzelhawk/Starfall,Jazzelhawk/Starfall,INPStarfall/Starfall,Ingenious-Gaming/Starfall,Xandaros/Starfall,Xandaros/Starfall,Ingenious-Gaming/Starfall,INPStarfall/Starfall