Updated docs to explain "intents" section in extension manifest.

chrome/common/extensions/docs/README.txt

Index: chrome/common/extensions/docs/README.txt
diff --git a/chrome/common/extensions/docs/README.txt b/chrome/common/extensions/docs/README.txt
index 310e4e3be9d0306f8c5b36d4a238fb4a2eaf48a4..d471b987e9284f861a905be4823408977782b17f 100644
--- a/chrome/common/extensions/docs/README.txt
+++ b/chrome/common/extensions/docs/README.txt
@@ -21,10 +21,13 @@ and make a copy of /template/page_shell.html and copy it to /<page>.html.
 *I want to edit or add a purely static page:
 =>Follow the same steps for editing static content for an API page.
 
-IN ALL CASES. When you have finished, run build/build.bat (on windows) or
-build/build.py (on mac/linux). This may generate new files or changes to the
+IN ALL CASES. When you have finished, run ./build/build.bat (on windows) or
+./build/build.py (on mac/linux). This may generate new files or changes to the
 /*.html pages. Include any new or changed files in the changelist you create.
 
+When submitting changes for review, please host the contents of your version
+of chrome/common/extensions/docs on a web server accessible to your reviewer.
+
 --------------------------------------------------------------------------------
 Building