RFR: 6632: Tighten up english rule messages

[Dan Benamy]

6632: Tighten up english rule messages

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Commits:
 - 36815004: Re-add spaces between values and units
 - c0bd90f2: Tighten up english rule messages

Changes: https://git.openjdk.java.net/jmc/pull/3/files
 Webrev: https://webrevs.openjdk.java.net/jmc/3/webrev.00
  Issue: https://bugs.openjdk.java.net/browse/JMC-6632
  Stats: 43 lines in 1 file changed: 0 ins; 1 del; 42 mod
  Patch: https://git.openjdk.java.net/jmc/pull/3.diff
  Fetch: git fetch https://git.openjdk.java.net/jmc pull/3/head:pull/3

PR: https://git.openjdk.java.net/jmc/pull/3