Implement Location.search.
Make some DOM members private.

I have not reviewed if this is the complete set of members that can be made
private.
Remove deref_mut from Untraceable/Traceable (fixes #2736)
Font refactoring - remove unstyled method, update android freetype
init to use allocator hooks.
Update submodule ref for glut.
Remove phf from android build for now, until cross compiler build is worked out.
Merge pull request #2746 from glennw/update-glut

Update submodule ref for glut. r=mbrubeck
Merge pull request #2747 from glennw/android-phf

Remove phf from android build for now, as it's not supported with current build process. r=mbrubeck
Add URLSearchParams interface with serialization support
Filter response headers
Fix wpt failure on responseType setter
Update test expectations for #2731
Merge pull request #2728 from Ms2ger/location-search

Implement Location.search.
Merge pull request #2727 from Ms2ger/dom-pub

Make some DOM members private.
Update to latest servo-android-glue
Merge pull request #2749 from mbrubeck/glue-submodule

Update to latest servo-android-glue
Merge pull request #2745 from glennw/remove-unstyled-method

Font refactoring - remove unstyled method, update android freetype
Merge pull request #2737 from Manishearth/derefmut-2736

Remove deref_mut from Untraceable/Traceable (fixes #2736)
Merge pull request #2735 from Manishearth/urlsearchparams

Add URLSearchParams interface with serialization support
Merge pull request #2731 from Manishearth/xhr-wpt-header-filter

Filter response headers, fix responseType's error in XHR