added make test target + travis.yml

.travis.yml

+language: go
+
+go:
+  - 1.3
+  - release
+  - tip
+
+script:
+  - make test
+
+env: TEST_NO_FUSE=1 TEST_VERBOSE=1

Makefile

 build:
 	go build
 
+test:
+	go test ./...
+
 # saves/vendors third-party dependencies to Godeps/_workspace
 # -r flag rewrites import paths to use the vendored path
 # ./... performs operation on all packages in tree