* Additional arguments can be passed through batch.

* Correction of the use of extend to append.

* Removal of OMPI vars from env.

* Reversal of env altering.

* Addition of mpi exe to batch.

* Removal of -gpu flag

* Addition of "allocated" to PENDING set.

* Correction of the check_status method call.

* Correction of the Flux import

* Addition of the EnvironmentError to try/catch for check_status.

* Addition of jobid to submission INFO logging.

* Fixed a workflow setup issue caused by spaces in the spec name

* Additional dirname formatting

* Minor docstring correction.

* Change to study setup API to break out workspace creation.

* Update Maestro frontend to use new Study method.

* Renamed Study.setup to be better communicate its functionality.

* Correction to style for configure_study method.

* Moved environment application to add_step.

* Split out acquiring environment elements to its own method.

* Updates to staging checks.

* Renamed _setup_linear and _setup_parameterized from setup to stage for clarity.

…ing the repo (#121)

* Addition of method and tweaks to support metadata.

* Addition of call to the method for generating metadata.

* Correction to encode YAML string for py3 compatibility.

* Another attempt at py2-py3 compatible encoding.

* Addition of load_metadata method.

* Command line parameter for custom ParameterGenerators.

* Addition of sample custom parameter generation.

* Correction to missing parameters in SIZE.

* Addition of utility method for importing custom gen py files.

* Correction of syntax.

* Conversion of DOS newlines to Unix.

* Addition of call to check for custom code.

* Correction of a bad docstring.

* Addition of parameter metadata to Maestro.

* Addition of parameters to study metadata.

* Addition of copying of the parameter file to study workspace.

…on. (#137)

* Tweaks to how the ExecutionGraph adds descriptions. Added logging.

* Updated study to use the new API and some minor refactor.

* Fixed #134

…on. (#137)

* Tweaks to how the ExecutionGraph adds descriptions. Added logging.

* Updated study to use the new API and some minor refactor.

* Fixed #134

* Updates to the README.

* Added initial getting started example documentation

* Addition of Quick Start documentation. (#130)

* Addition of Quick Start.

* Addition of cancellation status example.

* Corrections to quick start and fix for build errors.

* Addition of a LULESH study specification with heavier comments. (#132)

* Start of a LULESH spec that's commented.

* Addition of explanation of step structure.

* Additional comments about steps and dependencies.

* Minor tweaks to comments.

* Addition of parameter block comments.

* Addition of reference to launcher_token YAML

* Tweaks and edits based on feedback.

* Addition of a ping method.

* Tweaks to error logging.

* Moved specific existence exception out of return code check.

* Cleanup of some merge characters.

* Tweak for connectivity checking.

* Addition of info to the error message.

* Removal of git return codes since they don't mean anything.