Travis added build output

.travis.yml

@@ -26,9 +26,13 @@ script:
   # build all example sketches
   - cd examples
   - for d in */ ; do
-      local status = $(arduino --verify --board $BOARD $PWD/${d%/}/${d%/}.ino 2>&1)
-      if [ $status -ne 0 ]; then
+      arduino --verify --board $BOARD $PWD/${d%/}/${d%/}.ino;
+      if [ $? -ne 0 ]; then
         # example build failed
-        exit $status
+        echo -e "\033[0;31m${d%/} build failed"
+        exit 1
+      else
+        # example build succeeded
+        echo -e "\033[0;32m${d%/} build passed"
       fi
     done