DFS working, pending debugging...
woohoo DFS solved the composition problem
rail framework is mostly bug free, adding code to handle
strength value handling to RailwaySystem
Fix typo.
Bump version number. Should of done this earlier,

when the weight-column flag was introduced.
Composition and decomposition fully functional
Merge branch 'master' of github.com:opencog/opencog
iVery minor typos & fixes
Minor utilities update
Minor whitespace cleanup
ocpkg: added specific case for install-dependencies-trusty
Vagrantfile updated, libiberty fix order fixed
fix vagrant-shell conditional testing
vagrant run correct local script
move libiberty-dev fix and reduce virtualbox cpu number to keep low default memory use
test for trusty before applying libiberty-dev includefile fix
fix for non-root user
Merge pull request #716 from githart/install-dependencies-trusty

install-dependencies-trusty better behaviour, including on systems with libiberty-dev headerfile bug
New unit tests for PLN, just 1 rule so far, but integrated in nosetests.
Merge pull request #717 from Alex-van-der-Peet/master

New unit tests for PLN, just 1 rule so far, but integrated in nosetests.