Updating the travis config for the removal of cmd

.travis.yml

diff --git a/.travis.yml b/.travis.yml
index 3d5193d..0a42c0e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -17,7 +17,7 @@
 # in the vendor directory. We don't need to test all dependent packages.
 # Only testing this project.
 script:
-  - GO15VENDOREXPERIMENT=1 go test -v . ./cmd ./gb ./util ./cfg
+  - GO15VENDOREXPERIMENT=1 make test
 
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