RFR: JDK-8264403: [macos]: App names containing '.' characters results in an error message when launching [v3]

[Andy Herrick]

> Deriving the cfg file name is broken on mac and linux when the application name has a "." in it.

Andy Herrick has updated the pull request incrementally with one additional commit since the last revision:

  Fix trailing whitespace

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Changes:
  - all: https://git.openjdk.java.net/jdk/pull/3288/files
  - new: https://git.openjdk.java.net/jdk/pull/3288/files/25102702..b83578c2

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=3288&range=02
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=3288&range=01-02

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.java.net/jdk/pull/3288.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/3288/head:pull/3288

PR: https://git.openjdk.java.net/jdk/pull/3288