RFR: 5604: Check bytecode verification flags

[Jean-Philippe Bempel]

look into JAVA_ARGUMENTS attribute
add also tests

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Commit messages:
 - 5604: Check bytecode verification flags

Changes: https://git.openjdk.java.net/jmc/pull/153/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jmc&pr=153&range=00
  Issue: https://bugs.openjdk.java.net/browse/JMC-5604
  Stats: 169 lines in 4 files changed: 166 ins; 0 del; 3 mod
  Patch: https://git.openjdk.java.net/jmc/pull/153.diff
  Fetch: git fetch https://git.openjdk.java.net/jmc pull/153/head:pull/153

PR: https://git.openjdk.java.net/jmc/pull/153