RFR: repalce stdout by configurable object [v10]

[Jiří Vaněk]

> See https://github.com/openjdk/asmtools/pull/38 for full story
> The PR will be enhanced by handling of two streams in compiler logger. Then the stdout work can continue.

Jiří Vaněk has updated the pull request incrementally with one additional commit since the last revision:

  Moved all logging to stderr. use -dls to return original behavior
  
  The -dls switch  is oging to be removed once stderr is properl adapted

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Changes:
  - all: https://git.openjdk.org/asmtools/pull/44/files
  - new: https://git.openjdk.org/asmtools/pull/44/files/99f6c2a5..0e82d6d0

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=asmtools&pr=44&range=09
 - incr: https://webrevs.openjdk.org/?repo=asmtools&pr=44&range=08-09

  Stats: 54 lines in 16 files changed: 37 ins; 8 del; 9 mod
  Patch: https://git.openjdk.org/asmtools/pull/44.diff
  Fetch: git fetch https://git.openjdk.org/asmtools pull/44/head:pull/44

PR: https://git.openjdk.org/asmtools/pull/44