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This file is licensed under the Creative CommonsAttribution ShareAlike 2.5 License. In short: you are free to share and make derivative works of the file under the conditions that you appropriately attribute it, and that you distribute it only under a license identical to this one. Official license
This file is licensed under Creative CommonsAttribution 2.5 License
In short: you are free to distribute and modify the file as long as you attribute its author(s) or licensor(s).