Merge pull request #87 from vsbogd/merge-opencog-to-singnet

Merge opencog -> singnet

Merge pull request #86 from vsbogd/merge-opencog-to-singnet

Merge opencog -> singnet

Merge pull request #86 from vsbogd/merge-opencog-to-singnet

Merge opencog -> singnet

Merge pull request #84 from ngeiswei/merge-opencog-to-singnet

Merge opencog -> singnet

Merge pull request #81 from vsbogd/use-circleci-dockers

Use SingularityNet dockerhub repos in CircleCI

Merge pull request opencog#3236 from leungmanhin/ghost-specificity

Select Ghost rules based on the rule specificity

Stable for robot

Minor typos in NLP READMEs

nlp-parse now uses R2L-en-RuleBase

Merge pull request opencog#1760 from rodsol/tmp-call

Tmp call