First try at bcbio-nextgen script
Fixed +x
fixed syntax error
fix config copy
open for writing
write template
refer template directly
fix sub R1 R2
tool-data in work
Backed that out, make a symlink to tool-data instead
fix bwa_index
Add -n cores to run bcbio in parallel on a multicore node.
Merge branch 'bcbio-nextgen' refs #2991