documnet location
Implement split_html_space_chars helper function
Split class names using split_html_space_chars helper function
Added HTML space characters check content test
Adding .DS_Store to list of ignored files
'min-height' can prevent margin collapsing through an element, like 'height'
Update fontconfig submodule for https://github.com/mozilla-servo/fontconfig/pull/1

This of course depends on https://github.com/mozilla-servo/fontconfig/pull/1 being merged.
Upgrade rust.
Fix the silencing of CSS errors in the UA stylesheet.
Address review comments.
Update to merged commits in submodules.
Fix tests.
auto merge of #2041 : mozilla/servo/rustup_20140321b, r=larsbergstrom
auto merge of #1994 : hyunjunekim/servo/try, r=jdm

#1991
auto merge of #2042 : SimonSapin/servo/silence-ua-stylesheet, r=jdm

r? @Ms2ger
Use std::io::timer instead of servo_util::time::Timer.
auto merge of #2038 : SimonSapin/servo/min-height-collapse, r=pcwalton

[Relevant spec](http://dev.w3.org/csswg/css2/box.html#collapsing-margins):

> top and bottom margins of a box that does not establish a new block formatting context and that has zero computed 'min-height', zero or 'auto' computed 'height', and no in-flow children
auto merge of #2032 : brunoabinader/servo/html-whitespace, r=Ms2ger

Specs:
http://dom.spec.whatwg.org/#concept-ordered-set-parser
http://encoding.spec.whatwg.org/#ascii-whitespace

This PR implements the HTMLSpaceCharSplits iterator, used to split a string in a subset of strings separated by valid HTML space characters. Its first usage is upon splitting ```class``` attribute values.

Closes #1840.
make attr getters/setters case insensitive (#1962)
auto merge of #2043 : Manishearth/servo/case-insen, r=Ms2ger

(See https://github.com/mozilla/servo/pull/1968)