Add skeleton of a jvmti plugin for art.

Test: mma test-art-host-run-test-901-hello-ti-agent
Change-Id: If6807b6238d57471e4ba0dd75c717721246443f6
diff --git a/test/901-hello-ti-agent/info.txt b/test/901-hello-ti-agent/info.txt
new file mode 100644
index 0000000..875a5f6
--- /dev/null
+++ b/test/901-hello-ti-agent/info.txt
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+Tests basic functions in the jvmti plugin.