R/platjam-ucsctracks.R
    make_ucsc_trackname.RdMake valid UCSC track name from character string
make_ucsc_trackname(x)character vector.
@export
character vector modified to remove invalid characters.
This function takes a character vector, and removes characters which are considered invalid for a UCSC track name: whitespace and non-ASCII characters.
Other jam ucsc browser functions: 
assign_track_defaults(),
get_track_defaults(),
parse_ucsc_gokey()