Fix cpu -> cpus

workflow/main.nf

@@ -58,7 +58,7 @@ process bwa_aln {
 process bwa_samse {
 
     // bwa samse will use a single cpu core
-    cpu 1
+    cpus 1
 
     // Publish the outputs we create here into the workflow output directory
     publishDir "$baseDir/output", mode: 'copy'
@@ -140,4 +140,4 @@ process macs14 {
       --single-profile \
       -f BAM
     """
-}
+}
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