RFR: JDK-8266552 Technical corrections to java/util/random/package-info.java

[Jim Laskey]

The author (Guy Steele) of https://bugs.openjdk.java.net/browse/JDK-8193209 others have post-integration reviewed commentary (javadoc) and has submitted technical corrections.

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Commit messages:
 - Technical corrections to enhanced random numbers javadoc

Changes: https://git.openjdk.java.net/jdk/pull/3881/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=3881&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8266552
  Stats: 139 lines in 11 files changed: 10 ins; 20 del; 109 mod
  Patch: https://git.openjdk.java.net/jdk/pull/3881.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/3881/head:pull/3881

PR: https://git.openjdk.java.net/jdk/pull/3881