added option to specify processing directory (OUTDIR_INGESTFILE) from CLI
added usage function to ingestfile
fix inverted test for processing directory
Add -h to call usage function
Added option to specify AIP storage directory
Added option to input file for podcast delivery
Added option to input file for youtube delivery
Added option to run REGEX4PODCAST

Note: was unsure if this needed an $OPTARG--the variables script does
not list one after REGEX4PODCAST.
Edited usage
Edited usage
Added option to specify DVD label prefix
Added Usage, mediaid, & sourcefile variables
Added usage, mediaid, and sourcefile variables
Edited test lines in uploadomneon

fixed misplaced youtube & podcast variables
Added option for xdcam ingest file
Added usage and mediaid variables