ProofGeneral-4.2-2 is optional component (including the traditional helper scripts);
#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-7u60
jedit_build-20140511
jfreechart-1.0.14-1
jortho-1.0-2
kodkodi-1.5.2
polyml-5.5.2
scala-2.11.1
spass-3.8ds
z3-3.2-1
z3-4.3.2pre-1
xz-java-1.2-1