FYI: 8233309: implement image rendering options

[Artem Bochkarev]

bicubic is still unimplemented (metal doesn't support it from the box)

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Commit messages:
 - 8233309: implement image rendering options

Changes: https://git.openjdk.java.net/lanai/pull/26/files
 Webrev: https://webrevs.openjdk.java.net/lanai/26/webrev.00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8233309
  Stats: 169 lines in 9 files changed: 115 ins; 27 del; 27 mod
  Patch: https://git.openjdk.java.net/lanai/pull/26.diff
  Fetch: git fetch https://git.openjdk.java.net/lanai pull/26/head:pull/26

PR: https://git.openjdk.java.net/lanai/pull/26