Version 0.37.0. OQL negated match enhancement.

Version 0.36.0. Moved from nodeunit to mocha/chai.

Updated version.

Updated of dependencies. Locking version numbers in package.json. Ver…

…sion 0.34.0.

Updated libraries to newer versions.

Version 0.32.0 to fix regression with routes and to allow for up to 6…

…4 character long node types.

Update to master node json-schema file.

Tweak to minimum length of linkage name.

Version 0.31.0.

Updated several libraries including elasticsearch.