Fix for ambiguous boost:: vs std:: next usage

Per http://pastebin.com/wiw3Z1Uz  email from robodex123
Merge pull request #154 from linas/moses-fix

Fix for ambiguous boost:: vs std:: next usage  Per http://pastebin.com/wiw3Z1Uz email from robodex123
Fix for embodiment, still dependent on building in a build folder in opencog root.
possible fixes, per van der Peet.

I don't know if this will do the trick or not ... maybe it will.
Merge pull request #155 from linas/van-der-peet-fix

possible fixes, per van der Peet.
Merge pull request #156 from Alex-van-der-Peet/embodimentScmFix

Fix for embodiment
Improve logging (FSDemes: for stats used by feature selection) + explain why crossover is used