update travis.ml for overalls, which is giving nothing but problems!

.travis.yml

@@ -11,9 +11,10 @@ go:
   - 1.4
   - tip
 
-before_install:
-  - go get github.com/axw/gocov/gocov
-  - go get github.com/mattn/goveralls
-  - if ! go get code.google.com/p/go.tools/cmd/cover; then go get golang.org/x/tools/cmd/cover; fi
 script:
-    - $HOME/gopath/bin/goveralls -service=travis-ci
+  - go get golang.org/x/tools/cmd/cover
+  - go get github.com/mattn/goveralls
+  - go test -v -covermode=count -coverprofile=cover.out
+
+after_success:
+  - goveralls -coverprofile=cover.out -service=travis-ci -repotoken I6M8FiXZzErImgwMotJ7fwFlHOX8Hqdq1