…s at once to sql db.

This is part of: spinnaker/spinnaker#6147.

Enhanced PipelineController.groovy to

Added new rest api method bulksavePipeline(List<Map> pipelineList, Boolean staleCheck)
This method accepts a list of pipelines json.
This method returns a Map object having the below data:
{
  “Successful”: <count>,
  “Failed”: <cound>,
  “Failed_list”: [<array of failed pipelines - (application, pipeline name, etc) and the error message]
}

Enhanced TaskService.java to

Added code to poll the task until the SavePipelineTask and MonitorFront50Task status : succeeded, terminal.

…nfg instead of GateWebConfig

GateWebConfig seems to exist more for spring specific configurations, whereas GateConfig is a general config for the application beans/logic.