Made part of the testenv docker image. Might be easier in baseimage
but testenv is really intended for testing.

Unresolved question is how fabric-ca and fabric-sdk gets softhsm

Change-Id: I9cbb5590f23705b29c0cd0f80afdcc7920572072
Signed-off-by: Volodymyr Paprotski <vpaprots@ca.ibm.com>