pulled changes from remote
Merge from GitHub.  Merge branch 'master' of https://github.com/jamesjcook/pipeline_utilities
Updating code to reflect slight changes to slurm parts of the execute/execute_heart functions, which has been
corrected to schedule jobs on child nodes via slurm.  Previously it was failing to recognize that it was running on the cluser.
Merge branch 'master' of https://github.com/jamesjcook/pipeline_utilities
Merge branch 'master' of https://github.com/jamesjcook/pipeline_utilities

Conflicts:
	pipeline_utilities.pm
Confirmed merge in regards to the execute function in which it is checked to see if we are working on the cluster.
Merge branch 'master' of https://github.com/jamesjcook/pipeline_utilities