Update LICENSE to specify attribution ML training requirements (#211)

Clarified conditions for using software as sample data.

Closes #210
Related to: #171

Author: itay-grudev

LICENSE

@@ -7,8 +7,10 @@ to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 copies of the Software, and to permit persons to whom the Software is
 furnished to do so, subject to the following conditions:
 
-Permission is not granted to use this software or any of the associated files
-as sample data for the purposes of building machine learning models.
+Permission is not granted to distribute or redistribute this software, the
+derivative works of this software, or any of its associated files that was
+generated in any approach (including building machine learning models), for any
+purpose, without attributing the source material by including its license.
 
 The above copyright notice and this permission notice shall be included in
 all copies or substantial portions of the Software.