Add link to Ohloh's list of contributors
Remove buildVSC.sbt

With the new version of SBT, there is no need to have a different "build.sbt" file for SBT. Consequently, "prepareForVSC.sh" was also simplified.
Add a ToDo
Make VSC jobs notify skeptik-dev@googlegroups.com
Remove temporary experimental results
Remove dead code related to Gridgain
Delete help.scala

The functions contained in this file were not used anywhere else. If they ever need to be used again, we should reintroduce them in more appropriate places.
Clean code