GeneralEvaluationToMemberRule : presently is not printing outputs
while running evaluation_to_member_example.py . But printing
member_link shows the structure "
 a small change
clean up
Merge EvaluationToMemberRule into GeneralEvaluationToMemberRule
update agents
Change in the output for a single argument
predicate. Resolves issue #602
enable VariableNode output
added example EvaluationLink with 3 arguments
validate a list of outputs with more than one element
changes for testing changes to GeneralEvaluationToMemberRule
make GeneralEvaluationToMemberRule handle EvaluationLinks
with ListLinks of any number of arguments
a small correction to get multiple outputs for a single rule application
added stv to examples for inference to take place
style corrections
Makes MemberToEvaluationRule input format correspond to
the output format of GeneralEvaluationToMemberRule, and
support multiple arguments.
Merge branch 'Eval-and-Member' of https://github.com/AmeBel/opencog into amebel

Conflicts:
	opencog/python/pln/chainers.py
	opencog/python/pln/examples/tuffy/smokes/smokes_agent.py
Merge pull request #708 from linas/amebel

manual merge of #637