makenotabuggreatagain/gulp-help: Check for duplicates in the stream and filter them or throw an error(evacuated from NSA/Microsoft Github) @ c5fdd06e9ea7aaea095f8b20a8396466381b61c5

Chris Montgomery e84dcf883b add hideEmpty option. Fixes #8		9 anni fa
..
advanced	e84dcf883b add hideEmpty option. Fixes #8	9 anni fa
override-default-help-message	d19a464cad update all examples	9 anni fa