Update ol
https://github.com/openlayers/ol3/commit/53d9335282d0a9f0bc32ae2aaf086626746f4810
Fix new css for zoom controls
Use button instead of anchor for Geolocation (like in ol3)
Use button instead of anchor for TimeSelector button (like in ol3)
Merge pull request #1166 from geoadmin/dev_updateol

Dev updateol