This changes the default quantum theme to use elegant text metrics,
which make use of a bit of extra vertical space to better render complex
scripts. It depends on the new elegantMetrics text attribute being
available.
Change-Id: Ia693f5129057fe8b9a633609c72eef388b988fea
<item name="textColorLink">?textColorLink</item>
<item name="textSize">@dimen/text_size_body_1_quantum</item>
<item name="fontFamily">@string/font_family_body_1_quantum</item>
+ <item name="elegantTextHeight">true</item>
</style>
<style name="TextAppearance.Quantum.Display4">