More uses of Iterator in Direct tests (via REST not YAML) that need to use the careful portable form.
Another tweak for Nashorn.
Another workaround for OpenJDK 7.
merge MMcM: More workarounds for Direct tests use of JavaScript

Merge pull request #1324 from MMcM/sql-layer/more-js-test-direct-iterators
https://github.com/FoundationDB/sql-layer/pull/1324