Attribution 3.0 Unported (CC BY 3.0)  
You are free to:
Share — copy and redistribute the material in any medium or format 
Adapt — remix, transform, and build upon the material 
for any purpose, even commercially. 

The licensor cannot revoke these freedoms as long as you follow the license terms.
Except where otherwise noted, this item's license is described as Attribution 3.0 Unported (CC BY 3.0) You are free to: Share — copy and redistribute the material in any medium or format Adapt — remix, transform, and build upon the material for any purpose, even commercially. The licensor cannot revoke these freedoms as long as you follow the license terms.