* Consolidate engine_info api calls
* Change api methods to use POST when possible
* Delete engine API cleanup
* Remove redundant installed_engines endpoint
* Update proxy to use similar named methods to new API calls
* More API cleanup
* Jobs API cleanup
* More jobs API cleanup
* Fix add jobs error due to null queue
* Remove unnecessary full_status and snapshot API endpoints
* Streamline add job POST endpoint
* Fix test after method name change
* Refactor add jobs and make add_job api only be one job (instead of a list)
* Renamed to JobImportHandler and misc cleanup
* Dont bury exceptions in server proxy post_job
* Update code to create child jobs in a cleaner manner
brett