Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

  https://www.apache.org/licenses/LICENSE-2.0

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See the License for the specific language governing permissions and
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On Debian systems, the full text of the Apache-2.0 License can be found
in the file `/usr/share/common-licenses/Apache-2.0'. 

Permission is hereby granted, free of charge, to any person obtaining a copy of
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the Software without restriction, including without limitation the rights to
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The above copyright notice and this permission notice shall be included in all
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