[C++] Implement experimental buffer compression in IPC messages

[asfimport]

The idea is that this can be used for experiments and bespoke applications (e.g. in the context of ARROW-5510). If this is adopted formally into the IPC format then the experimental implementation can be altered to match the specification

Reporter: Wes McKinney / @wesm
Assignee: Wes McKinney / @wesm

Related issues:

• [R][C++] Fix crashing test in test-dataset.R on 32-bit Windows from ARROW-7979 (is related to)
• [C++] Expose Message-level IPC metadata in both read and write interfaces (is related to)
• [C++] Add Result APIs to IPC module (supercedes)

PRs and other links:

• GitHub Pull Request #6638

_{Note: This issue was originally created as ARROW-7979. Please see the migration documentation for further details.}

[asfimport]

Wes McKinney / @wesm:
Issue resolved by pull request 6638
#6638