Fix typos (#1236)

Author: tbroadley

CONTRIBUTING.md

@@ -19,7 +19,7 @@ Following these guidelines helps to communicate that you respect the time of the
 
 Good pull requests, such as patches, improvements, and new features, are a fantastic help. They should remain focused in scope and not contain unrelated commits.
 
-It is adviced to first create an issue (if there is not one already) before making a pull request. This way the maintainers can first discuss with you if they agree and it also helps with providing some context.
+It is advised to first create an issue (if there is not one already) before making a pull request. This way the maintainers can first discuss with you if they agree and it also helps with providing some context.
 
 Run the relevant [examples](https://github.com/webpack/webpack-dev-server/tree/master/examples) to see if all functionality still works. When introducing new functionality, also add an example. This helps the maintainers to understand it and check if it still works.
 

examples/README.md

@@ -16,7 +16,7 @@ An example should be as minimal as possible and consists of at least:
 API examples can be found in the `api` directory. These examples demonstrate how
 to access and run `webpack-dev-server` directly in your application / script.
 
-CLI exampes can be found in the `cli` directory. These examples demonstrate how
+CLI examples can be found in the `cli` directory. These examples demonstrate how
 to run `webpack-dev-server` from the command line in your console / terminal.
 
 ## Notes

examples/cli/bonjour/README.md

@@ -1,6 +1,6 @@
-# Bounjour (ZeroConf)
+# Bonjour (ZeroConf)
 
-The Bounjour capability broadcasts server information via ZeroConf when the Server
+The Bonjour capability broadcasts server information via ZeroConf when the Server
 is started.
 
 To run this example, run this command in your console or terminal: