<Swing Dev> RFR: 8193211 : Update jtreg TEST.groups and ProblemList for client-libs

[Phil Race]

Bug: https://bugs.openjdk.java.net/browse/JDK-8193211
Webrev: http://cr.openjdk.java.net/~prr/8193211/

adds jdk_swing_core and jdk_desktop_core test groups to jtreg

Also problem lists many (by no means all) of the known jtreg failures.

-phil