Delete testcase of rubbos and vstf.

JIRA:BOTTLENECK-167

This patch will delete vstf and rubbos testcase code.
Include some testcase config file,
if there will be someone who want to use this testcase
maybe B or C version code will contain those testcase.
if you use the D version code to run this two testcase
we will info you that:
    Rubbos testsuite is not updating anymore.
    This entrance for running Rubbos within Bottlenecks is no longer supported.

Change-Id: I04e4042ff3998b3696df2ed47a9ffab6f1620ec3
Signed-off-by: liyin <liyin11@huawei.com>