Make binaries executable

Author: chshersh

.travis.yml

@@ -121,6 +121,8 @@ after_success:
       echo "Deploy triggered!"
       mv "$(stack path --local-install-root)/bin/summon"     "summon-cli-${TRAVIS_OS_NAME}"
       mv "$(stack path --local-install-root)/bin/summon-tui" "summon-tui-${TRAVIS_OS_NAME}"
+      chmod +x "summon-cli-${TRAVIS_OS_NAME}"
+      chmod +x "summon-tui-${TRAVIS_OS_NAME}"
       git tag "$(date +'%Y%m%d%H%M%S')"
     fi