* origin/topic/dnthayer/bif-tests:
Improve "fmt" BIF documentation comment
Improve tests of the type_name BIF
Improve test cases for "order" BIF
Fix documentation of sort BIF and add more tests
Fix documentation for system_env BIF
Deprecate the parse_dotted_addr BIF (use to_addr instead)
Improve tests for to_port and type_name BIFs
Improve tests for sort, order, and system_env BIFs
Fix the join_string_vec BIF and add more tests
Add more tests for previously-untested BIFs
Add more tests for previously-untested BIFs
Add more tests for previously-untested BIFs
Add more tests for previously-untested BIFs
Add tests for previously-untested strings BIFs