FWCore/Concurrency Description

Introduction

`edm::TaskBase`

`edm::WaitingTask`

`edm::FinalWaitingTask`

`edm::WaitingTaskHolder`

WaitingTask Chains

`first` and `last` of a chain

chaining tasks with `then`

conditional task with `ifThen`

helper `ifException().else()`

`edm::WaitingTaskList`

`edm::WaitingTaskWithArenaHolder`

`edm::SerialTaskQueue`

`edm::SerialTaskQueueChain`

`edm::LimitedTaskQueue`