[11] Review request: JDK-8195788: Remove obsolete javafx.jmx module

[Kevin Rushforth]

Please review the following:

https://bugs.openjdk.java.net/browse/JDK-8195788
http://cr.openjdk.java.net/~kcr/8195788/webrev.00/
As the title says, this will remove the obsolete javafx.jmx module. 
Details are in JBS.

-- Kevin