<p dir="auto">I'm experiencing this in client website, but i found it also in <a href="http://getbootstrap.com/components/" rel="nofollow">http://getbootstrap.com/components/</a> (see screenshot);<br>
maybe it's necessary to update the font ..</p>
<p dir="auto"><a target="_blank" rel="noopener noreferrer nofollow" href="https://cloud.githubusercontent.com/assets/3374610/3128899/5a46e710-e7db-11e3-8f48-34858c96a7ed.png"><img src="https://cloud.githubusercontent.com/assets/3374610/3128899/5a46e710-e7db-11e3-8f48-34858c96a7ed.png" alt="screen shot 2014-05-30 at 11 18 00" style="max-width: 100%;"></a></p>
<p dir="auto"><a target="_blank" rel="noopener noreferrer nofollow" href="https://camo.githubusercontent.com/19b13eba672111a20f342e50e01824c08f7786cbd72ef49ac397c92bffd540f1/68747470733a2f2f662e636c6f75642e6769746875622e636f6d2f6173736574732f35353033372f313031383339362f32306138636136632d306332382d313165332d393139632d3635396565623135636638332e706e67"><img src="https://camo.githubusercontent.com/19b13eba672111a20f342e50e01824c08f7786cbd72ef49ac397c92bffd540f1/68747470733a2f2f662e636c6f75642e6769746875622e636f6d2f6173736574732f35353033372f313031383339362f32306138636136632d306332382d313165332d393139632d3635396565623135636638332e706e67" alt="screenshot 2013-08-24 3 09 43" data-canonical-src="https://f.cloud.github.com/assets/55037/1018396/20a8ca6c-0c28-11e3-919c-659eeb15cf83.png" style="max-width: 100%;"></a></p>
<p dir="auto"><a target="_blank" rel="noopener noreferrer nofollow" href="https://camo.githubusercontent.com/2c24f566f4427d3bd92485050b47210e584c68794f6ae3dc40cf7c1db178017d/68747470733a2f2f662e636c6f75642e6769746875622e636f6d2f6173736574732f35353033372f313031383339382f32313133653834632d306332382d313165332d393036622d3730313566643235306333652e706e67"><img src="https://camo.githubusercontent.com/2c24f566f4427d3bd92485050b47210e584c68794f6ae3dc40cf7c1db178017d/68747470733a2f2f662e636c6f75642e6769746875622e636f6d2f6173736574732f35353033372f313031383339382f32313133653834632d306332382d313165332d393036622d3730313566643235306333652e706e67" alt="screenshot 2013-08-24 3 07 41" data-canonical-src="https://f.cloud.github.com/assets/55037/1018398/2113e84c-0c28-11e3-906b-7015fd250c3e.png" style="max-width: 100%;"></a></p>