[e] (0) Fix some typos or copypasta.
Fixing https://www.w3.org/Bugs/Public/show_bug.cgi?id=21602
Affected topics: DOM APIs, HTML

git-svn-id: http://svn.whatwg.org/webapps@7813 340c8d12-0b0e-0410-8428-c7bf67bfef74
(cherry picked from commit b69db98e6b8725f22113e7c5e4b690499c5fd8a6)

spelling of requestFullscreen
[e] (0) Fix some cross-reference issues.
Fixing https://www.w3.org/Bugs/Public/show_bug.cgi?id=21601
Affected topics: HTML

git-svn-id: http://svn.whatwg.org/webapps@7814 340c8d12-0b0e-0410-8428-c7bf67bfef74
(cherry picked from commit a3871060913beaf96a77cbc8f10411f3b06677d5)

Fix usemap xref.
[] (0) WebIDL correctness
Fixing https://www.w3.org/Bugs/Public/show_bug.cgi?id=21588
Affected topics: DOM APIs, Video and Audio

git-svn-id: http://svn.whatwg.org/webapps@7815 340c8d12-0b0e-0410-8428-c7bf67bfef74
(cherry picked from commit 26f0cf375d6e973500e974930c17c612541cd30d)

WebIDL requires using double quotes instead of single quotes
for the default value.
[c] (0) Mention <input ismap>
Fixing https://www.w3.org/Bugs/Public/show_bug.cgi?id=21561
Affected topics: HTML

git-svn-id: http://svn.whatwg.org/webapps@7816 340c8d12-0b0e-0410-8428-c7bf67bfef74
(cherry picked from commit c9263cd12507df0b56038ba13e8c3044ca9cfa99)

Add <input ismap> to list of deprecated attributes.