* update Example in README.md (#769)
* specify the color as the required arg (#777)
* command: fix typo in docstring of InheritedFlags (#779)
* add istio to the list of projects built with Cobra (#786)
* remove redundant 'else' (#806)
* add mattermost-server as a project built with Cobra (#824)
* update README.md (#826)
Fix the comment: consistent with others
* add uber/prototool as a project built with Cobra (#831)
* fix(ci): use go vet, update to Go 1.12, update shellcheck to v0.4.6 (#832)
* add go.mod and go.sum (#833)
* chore(travis): move 'diff' job to separate stage in Travis (#839)
* chore(travis): use language configuration list instead of explicit entries in matrix.include (#839)
* chore(travis): update shellcheck-docker to v0.6.0 (#839)
* update(README.md): separate projects by commas, instead of using a list
* chore: update viper to v1.3.2 and go-md2man to v1.0.10
* fix: convert CRLF to LF when comparing files
* use kyoh86/richgo to provide colored test outputs
