[code-reflection] RFR: [hat] NDRange API using marking interfaces [v2]

[Juan Fumero]

> This PR refines the NDRange interface with marking interfaces for 1D, 2D and 3D ranges. 
> 
> The end-user API remains the same, except that the records and classes have been moved to the `NDRange` interface.

Juan Fumero has updated the pull request incrementally with one additional commit since the last revision:

  [hat] Avoid NULL in LocalIds for non-specified thread-blocks

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Changes:
  - all: https://git.openjdk.org/babylon/pull/662/files
  - new: https://git.openjdk.org/babylon/pull/662/files/b43913e4..36cadd37

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=babylon&pr=662&range=01
 - incr: https://webrevs.openjdk.org/?repo=babylon&pr=662&range=00-01

  Stats: 17 lines in 3 files changed: 10 ins; 1 del; 6 mod
  Patch: https://git.openjdk.org/babylon/pull/662.diff
  Fetch: git fetch https://git.openjdk.org/babylon.git pull/662/head:pull/662

PR: https://git.openjdk.org/babylon/pull/662