Add the travis switch to the signed-off check (#23)

IoT.js-Debug-DCO-1.0-Signed-off-by: Imre Kiss [email protected]

Author: knightburton

.travis.yml

@@ -17,7 +17,7 @@ jobs:
   include:
   - stage: Check
     script:
-    - ./tools/check_signed_off.sh
+    - ./tools/check_signed_off.sh --travis
   - stage: Build
     script:
     - npm run compile