Get rid of unused options in Tools/Scripts/webkit-build-directory
https://bugs.webkit.org/show_bug.cgi?id=115383

Patch by Seokju Kwon <seokju.kwon@gmail.com> on 2013-04-29
Reviewed by Darin Adler.

* Scripts/webkit-build-directory:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@149339 268f45cc-cd09-0410-ab3c-d52691b4dbfc
Settings.in selectionIncludesAltImageText should default to true, due to update in HTML spec.
https://bugs.webkit.org/show_bug.cgi?id=115283

Patch by James Craig <james@cookiecrook.com> on 2013-04-29
Reviewed by Chris Fleizach.

Source/WebCore:

Config change due to this spec update:
https://www.w3.org/Bugs/Public/show_bug.cgi?id=21403
http://html5.org/tools/web-apps-tracker?from=7854&to=7855

Updated existing test coverage.

* page/Settings.in:

LayoutTests:

Update test to account for the initial setting change.

* editing/pasteboard/copy-image-with-alt-text.html:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@149340 268f45cc-cd09-0410-ab3c-d52691b4dbfc