RFR: 6686: Adding FAQ to wiki/readme

[Marcus Hirt]

6686: Adding FAQ to wiki/readme

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Commits:
 - 9d9bf24f: 6686: Adding FAQ to wiki/readme

Changes: https://git.openjdk.java.net/jmc/pull/48/files
 Webrev: https://webrevs.openjdk.java.net/jmc/48/webrev.00
  Issue: https://bugs.openjdk.java.net/browse/JMC-6686
  Stats: 4 lines in 1 file changed: 3 ins; 0 del; 1 mod
  Patch: https://git.openjdk.java.net/jmc/pull/48.diff
  Fetch: git fetch https://git.openjdk.java.net/jmc pull/48/head:pull/48

PR: https://git.openjdk.java.net/jmc/pull/48