Remove namespaces
- Fix typo in EXPLAIN document
- Stop testing on broken Travis-CI environment
- Breaking changes
- Remove all support for PicoLisp namespaces
- Prefix all internal function names with json-
- Adjust tests to use new function names
- Remove tests for namespace issue #9
- Update "picolisp-unit" testing dependency to
v3.0.0
- Update supported PicoLisp version to 18.12