Update CONTRIBUTING.md

familer -> familiar
Merge pull request #87 from djkirby/patch-1

Update CONTRIBUTING.md
Support disabling browser reload after each run test
Merge pull request #88 from djkirby/persist_browser_across_tests

Support disabling browser reload after each run test
Dill uses custom error formatter by default
Add an anchor so the globals table of contents works.
Add Freeze feature
Updated README, add command lines doc
Merge pull request #90 from joshtombs/jt/add-freeze

Add Freeze Feature
Merge pull request #91 from mojotech/dd/globals_doc_anchor

Add an anchor so the globals table of contents works.
Bug fix at anonymous