Admin/components/main

use Poly/ML 5.7.1 test version as default;

#main components for everyday use, without big impact on overall build time
bash_process-1.2.2
csdp-6.x
cvc4-1.5-3
e-2.0-1
isabelle_fonts-20160830
jdk-8u152
jedit_build-20170319
jfreechart-1.0.14-1
jortho-1.0-2
kodkodi-1.5.2
nunchaku-0.5
polyml-test-905dae2ebfda
postgresql-42.1.4
scala-2.12.3
smbc-0.4.1
ssh-java-20161009
spass-3.8ds
sqlite-jdbc-3.20.0
verit-2016post
xz-java-1.6
z3-4.4.0pre-1