[Plasma] Add optional extension for allocating memory on GPUs

[asfimport]

It would be useful to be able to allocate memory to be shared between processes via Plasma using the CUDA IPC API

Reporter: Wes McKinney / @wesm
Assignee: William Paul / @Wapaul1

Related issues:

• [C++] GPU support library development (is part of)
• [C++] Simplified CUDA IPC writer and reader for communicating a CPU + GPU payload to another process (relates to)

PRs and other links:

• GitHub Pull Request #1445

_{Note: This issue was originally created as ARROW-1394. Please see the migration documentation for further details.}

[asfimport]

Philipp Moritz / @pcmoritz:
Issue resolved by pull request 1445
#1445