add LICENSE to artifacts

Author: pearswj

.travis.yml

@@ -10,6 +10,6 @@ env:
   - ARTIFACTS_TARGET_PATHS=builds/compat
 solution: src/Compat.sln
 after_success:
-- zip -j compat-${TRAVIS_BUILD_NUMBER}.zip src/Compat/bin/Release/{Compat.exe,Mono.Cecil.dll}
+- zip -j compat-${TRAVIS_BUILD_NUMBER}.zip src/Compat/bin/Release/{Compat.exe,Mono.Cecil.dll} LICENSE
 - curl -sL https://raw.githubusercontent.com/travis-ci/artifacts/master/install | bash
 - artifacts upload compat-${TRAVIS_BUILD_NUMBER}.zip