barebones travis test for now -- just run scancode (#4)

diff --git a/.travis.yml b/.travis.yml
index 3d8cc09..9bfe740 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -26,10 +26,13 @@
   webhooks:
     urls:
       # travis2slack webhook to enable DMs on openwhisk-team.slack.com to PR authors with TravisCI results
-      # secure: FIXME -- TODO
+      # secure: FIXME: TODO
 
 before_install:
   - ./travis/scancode.sh
 
 before_script:
-  - ./travis/setup.sh
+  - echo "Placeholder setup script"
+
+script:
+  - echo "Placeholder testing script"