Added permissions for bookmarks and webNavigation (links to the API docs still not added though)
Added permissions for bookmarks and webNavigation (links to the API docs still not added though)

Signed-off-by: Shwetank Dixit <8aef42b2972f98095f01124c399e014fd8eb0664@gmail.com>

shwetank/extension-docs,shwetank/extension-docs