docs: add change for v8

Author: escapedcat

docs/README.md

@@ -33,8 +33,12 @@ echo "module.exports = {extends: ['@commitlint/config-conventional']}" > commitl
 echo 'foo: bar' | commitlint
 ⧗   input: foo: bar
 ✖   type must be one of [build, chore, ci, docs, feat, fix, perf, refactor, revert, style, test] [type-enum]
+
 ✖   found 1 problems, 0 warnings
+ⓘ   Get help: https://github.com/conventional-changelog/commitlint/#what-is-commitlint
+```
 
+```bash
 # Lint last commit from history
 commitlint --from=HEAD~1
 ```

docs/guides-local-setup.md

@@ -49,19 +49,25 @@ You can test the hook by simply committing. You should see something like this i
 
 ```bash
 git commit -m "foo: this will fail"
-husky > npm run -s commitmsg
-
+husky > commit-msg (node v10.1.0)
+No staged files match any of provided globs.
 ⧗   input: foo: this will fail
 ✖   type must be one of [build, chore, ci, docs, feat, fix, perf, refactor, revert, style, test] [type-enum]
+
 ✖   found 1 problems, 0 warnings
+ⓘ   Get help: https://github.com/conventional-changelog/commitlint/#what-is-commitlint
 
 husky > commit-msg hook failed (add --no-verify to bypass)
+```
 
-git commit -m "chore: lint on commitmsg"
-husky > npm run -s commitmsg
+Since [v8.0.0](https://github.com/conventional-changelog/commitlint/releases/tag/v8.0.0) `commitlint` won't output anything if there is not problem with your commit.  
+(You can use the `--verbose` flag to get positive output)
 
-⧗   input: chore: lint on commitmsg
-✔   found 0 problems, 0 warnings
+```bash
+git commit -m "chore: lint on commitmsg"
+husky > pre-commit (node v10.1.0)
+No staged files match any of provided globs.
+husky > commit-msg (node v10.1.0)
 ```
 
 ?> Local linting is fine for fast feedback but can easily be tinkered with. To ensure all commits are linted you'll want to check commits on an automated CI Server to. Learn how to in the [CI Setup guide](guides-ci-setup.md).

docs/guides-upgrade.md

@@ -161,3 +161,11 @@ echo 'module.exports = {extends: ["@commitlint/config-conventional"]};';
 
 * `config-angular` dropped support for the `chore` type, breaking compat with conventional-changelog,
 use `config-conventional` instead.
+
+## Version 7 to 8
+
+### Breaking changes
+
+#### Output on succesful commit will be ommited
+
+* You can use the `--verbose` flag to get positive output