Make sed -i work on OSX
Use a version of ol3 that creates correct externs
Merge pull request #109 from openlayers/update-ol3

Use a version of ol3 that creates correct externs
Change URL from boundless organization to openlayers organization

It seems the URL to boundless/ol3-cesium are outdated.
Merge pull request #114 from ThomasG77/patch-1

Change URL from boundless organization to openlayers organization
Merge pull request #108 from openlayers/cross-platform-make

Make sed -i work on OSX
Make distribution from a fresh clone work