[7u-dev] Request for multiple fix approval

[Rob McKenna]

Figure I'd send one mail for 3 test issues. (and as far as "bulk" goes, 
3 doesn't seem to cut it)

Straight hg imports:

7140868: TEST_BUG: jcmd tests need to use -XX:+UsePerfData
http://hg.openjdk.java.net/jdk8/tl/jdk/rev/13aef38438d8

6963102: Testcase failures sun/tools/jstatd/jstatdExternalRegistry.sh 
and sun/tools/jstatd/
jstatdDefaults.sh
http://hg.openjdk.java.net/jdk8/tl/jdk/rev/5ca450af2a9e

8005566: (fs) test/java/nio/file/Files/Misc.java failing (sol)
http://hg.openjdk.java.net/jdk8/tl/jdk/rev/0ca2e39a110d

     -Rob