Log Message:
Update sysutils/erlang-lager to 3.0.2.
Change to use erlang/module.mk.

Changes since 3.0.1:
- Handle lack of get_env/3 within R15
- application:get_env/3 has different semantics than get_env/2
- Add option to print all metadata in the default formatter
- Add option to format output with Width param
- fix: the word width is misspelled in all of the test cases
- fix: string:right is arity 2, test for bad args