[giow] (1) Move all requirements about bidi out and just rely on CSS instead. Also, fix the CSS rules for <bdo>.
Fixing https://www.w3.org/Bugs/Public/show_bug.cgi?id=23260
Affected topics: HTML, Rendering

git-svn-id: http://svn.whatwg.org/webapps@8317 340c8d12-0b0e-0410-8428-c7bf67bfef74
[giow] (3) Create a Window with the Document when you create a browsing context
Fixing https://www.w3.org/Bugs/Public/show_bug.cgi?id=23957
Affected topics: HTML

git-svn-id: http://svn.whatwg.org/webapps@8318 340c8d12-0b0e-0410-8428-c7bf67bfef74
[giow] (3) Make the default about:blank doc have a <head>
Fixing https://www.w3.org/Bugs/Public/show_bug.cgi?id=23941
Affected topics: HTML

git-svn-id: http://svn.whatwg.org/webapps@8319 340c8d12-0b0e-0410-8428-c7bf67bfef74
[e] (0) Clarify what it means for an image to have an origin
Fixing https://www.w3.org/Bugs/Public/show_bug.cgi?id=23930
Affected topics: Security

git-svn-id: http://svn.whatwg.org/webapps@8320 340c8d12-0b0e-0410-8428-c7bf67bfef74