Remove document policy from this repo. (#416)

This removes the document policy spec and associated machinery from this repository,
and updates references to point to the new location at WICG. A redirect is put in
place from the old spec location to the new one.

Closes: #411

Author: clelland

.travis.yml

@@ -13,7 +13,7 @@ install:
 script:
 - mkdir out
 - bikeshed spec index.bs out/index.html
-- bikeshed spec document-policy.bs out/document-policy.html
+- cp document-policy.redirect.html out/document-policy.html
 before_deploy:
 - openssl aes-256-cbc -K $encrypted_b330ad4127a4_key -iv $encrypted_b330ad4127a4_iv
   -in deploy_key.enc -out deploy_key -d

README.md

@@ -1,6 +1,4 @@
-# Permissions Policy and Document Policy
-
-## Permissions Policy (previously named Feature Policy)
+# Permissions Policy (previously named Feature Policy)
 
 A web platform API which gives a website the ability to allow and deny the use of browser features in its own frame, and in iframes that it embeds. Examples of [features](https://github.com/w3c/webappsec-permissions-policy/blob/master/features.md) that could be controlled by permissions policy include:
 
@@ -18,13 +16,9 @@ The Permissions Policy spec is hosted on this repo, at https://w3c.github.io/web
 
 For more explanation, use cases, examples, etc., please refer to [the explainer document](https://github.com/w3c/webappsec-permissions-policy/blob/master/permissions-policy-explainer.md).
 
-## Document Policy
-
-Another web platform API which gives a website the ability to allow and deny the use of browser features in its own frame, and in iframes that it embeds!
-
-The spec is hosted on this repo, at https://w3c.github.io/webappsec-permissions-policy/document-policy.html
+## Where is Document Policy?
 
-For more explanation, use cases, examples, etc., please refer to [the document policy explainer document](https://github.com/w3c/webappsec-permissions-policy/blob/master/document-policy-explainer.md).
+Document Policy, which was previously hosted here, has been moved to WICG; it can be found at https://github.com/WICG/document-policy/.
 
 
 Questions, suggestions? Please open an issue or send a pull request!