Merge pull request #15106 from jgkamat/links

Fix a couple broken links

README.md

@@ -13,7 +13,7 @@ databases, and backend services without depending on a particular stack
 or provider.
 
 Docker began as an open-source implementation of the deployment engine which
-powers [dotCloud](https://dotcloud.com), a popular Platform-as-a-Service.
+powers [dotCloud](https://www.dotcloud.com), a popular Platform-as-a-Service.
 It benefits directly from the experience accumulated over several years
 of large-scale operation and support of hundreds of thousands of
 applications and databases.

experimental/README.md

@@ -61,8 +61,6 @@ After downloading the appropriate binary, you can follow the instructions
 
 ## Current experimental features
 
-* [Support for Docker plugins](plugins.md)
-* [Volume plugins](plugins_volume.md)
 * [Network plugins](plugins_network.md)
 * [Networking and Services UI](networking.md)
 * [Native multi-host networking](network_overlay.md)