hg: panama/panama/jdk: Include a pom.xml in preparation to add some JMH benchmarks.

[paul.sandoz at oracle.com]

Changeset: f1e62654044c
Author:    psandoz
Date:      2016-09-13 16:09 -0700
URL:       http://hg.openjdk.java.net/panama/panama/jdk/rev/f1e62654044c

Include a pom.xml in preparation to add some JMH benchmarks.
Clean up Unsafe dependency to use the internal variant
(which can also be constructed directly)

! test/panama/vector-api-patchable/build.xml
+ test/panama/vector-api-patchable/pom.xml
! test/panama/vector-api-patchable/src/main/java/com/oracle/vector/Double128Vector.java
! test/panama/vector-api-patchable/src/main/java/com/oracle/vector/Shapes.java