[#69354178] Running the benchmark tests for loggregator lib

- Adding go vet to the build

Signed-off-by: Johannes Tuchscherer <jtuchscherer@pivotallabs.com>

.travis.yml

@@ -5,6 +5,7 @@ notifications:
 
 before_install:
 - go get code.google.com/p/go.tools/cmd/cover
+- go get code.google.com/p/go.tools/cmd/vet
 - go get github.com/mattn/goveralls
 - go get github.com/onsi/ginkgo/ginkgo
 
@@ -16,7 +17,10 @@ after_success:
 install:
 - go get -d -v -t ./...
 
-script: PATH=$HOME/gopath/bin:$PATH ginkgo -r --race --randomizeAllSpecs --failOnPending --skipMeasurements --cover
+script:
+- go vet ./...
+- go test -bench ./...
+- PATH=$HOME/gopath/bin:$PATH ginkgo -r --race --randomizeAllSpecs --failOnPending --skipMeasurements --cover
 
 go:
 - 1.2.1