Admin/components/main

prefer latest ProofGeneral-4.2-1 by default;

#main components for everyday use, without big impact on overall build time
cvc3-2.4.1
e-1.8
exec_process-1.0.3
Haskabelle-2013
jdk-7u40
jedit_build-20131106
jfreechart-1.0.14-1
kodkodi-1.5.2
polyml-5.5.1-1
scala-2.10.3
spass-3.8ds
z3-3.2-1
xz-java-1.2-1
ProofGeneral-4.2-1