Glyphs within tabs and headings should be white?

[CaMer0n]

Shouldn't Line 146 be this?

[class^="icon-"], [class*=" icon-"] {
    background-image: url("../img/glyphicons-halflings-white.png");
}

Without it, glyphs within tabs (and headings look like this:

[fbjerggaard]

Made a pull request on this one. Easy little fix, that just does exactly what it should.