added filter contigs by length stage at end of improve assembly
Merge pull request #230 from martinghunt/filter_small_contigs

added filter contigs by length stage at end of improve assembly
removed divide by zero error
Merge pull request #231 from CraigPorter/qc_divide_by_zero_error

removed divide by zero error
use the normal queue for bam2fastq and more often for assembly
Merge pull request #232 from andrewjpage/pipeline

use the normal queue for bam2fastq and more often for assembly
reduce memory if read correction on
Merge pull request #234 from CraigPorter/reduce_memory_estimate

reduce memory if read correction on
adjust number of cpus for tasks
Merge pull request #235 from andrewjpage/adjust_task_cpus

adjust number of cpus for tasks