minor #1108 Updated year in License (aqnouch mohammed)

This PR was submitted for the 1.3 branch but it was merged into the 1.2 branch instead (closes #1108).

Discussion
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Updated year in License

Updated year in License

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faab7cdb Updated year in License

LICENSE

-Copyright (c) 2010-2014 Fabien Potencier
+Copyright (c) 2010-2015 Fabien Potencier
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal