Added index filtering support to jsdoc so that large indexes can be
filtered by package.
Make the index filter work in IE8 -- this has also fixed a script error
that was previously occurring in IE8 anyway.
Merge branch 'jsdoc-improvements' into jsdoc-index-filtering-support
Squashed 'brjs-sdk/build-resources/includes/sdk/jsdoc-toolkit-resources/jsdoc-toolkit/' changes from 35ccedc..06ad31c

06ad31c re-added html5shiv as the style stopped working on IE8 after I removed it.
96b84c0 Make the index filter work in IE8 -- this has also fixed a script error that was previously occurring in IE8 anyway.
6e10340 Added index filtering support to jsdoc so that large indexes can be filtered by package.

git-subtree-dir: brjs-sdk/build-resources/includes/sdk/jsdoc-toolkit-resources/jsdoc-toolkit
git-subtree-split: 06ad31c3411975fff9aa716d512b9897f4f6fafb
Merge commit 'ba93ca08813d89e79927bf514208c8a994c7984d' into jsdoc-index-filtering-support

Conflicts:
	brjs-sdk/build-resources/includes/sdk/jsdoc-toolkit-resources/jsdoc-toolkit/templates/default/tmpl/layout.tmpl
Use a PNG instead of an SVG for the 'x' button so that it can be viewed
in IE8.
Prevent IE8 from trying to submit when the enter key is pressed.
Merge pull request #936 from BladeRunnerJS/jsdoc-index-filtering-support

Jsdoc index filtering support