new script: run.rcas.parallel.R
new script: run.rcas.parallel.R

Added a wrapper for running multiple rcas jobs in parallel: each bed file is counted as one job.

dyusuf/RCAS,BIMSBbioinfo/RCAS-tools,BIMSBbioinfo/RCAS-tools,dyusuf/RCAS,BIMSBbioinfo/RCAS-tools,dyusuf/RCAS