removed obsolete cobra.jar, js.jar (see also 30de372ca56f);
added MacOSX.jar based on SVN 23208 (essentially plugin version 1.3);
#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-20130925
jfreechart-1.0.14-1
kodkodi-1.5.2
polyml-5.5.1
scala-2.10.2
spass-3.8ds
z3-3.2
xz-java-1.2-1