Simplify Travis configuration

.travis.yml

@@ -5,10 +5,7 @@ go:
 
 env:
   global:
-    - BUILD_GOARCH=amd64
     - secure: 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
-  matrix:
-    - BUILD_GOOS=linux
 
 install:
   - go get github.com/golang/gddo/database
@@ -19,9 +16,7 @@ install:
   - go get github.com/mattn/goveralls
 
 script:
-  - gvm cross $BUILD_GOOS $BUILD_GOARCH
-  - GOARCH=$BUILD_GOARCH GOOS=$BUILD_GOOS go build
-  - if [ $BUILD_GOOS == "linux" ]; then GOARCH=$BUILD_GOARCH GOOS=$BUILD_GOOS go test -v -covermode=count -coverprofile=coverage.out && $HOME/gopath/bin/goveralls -coverprofile=coverage.out -service=travis-ci -repotoken $COVERALLS_TOKEN; fi
+  - go test -v -covermode=count -coverprofile=coverage.out && $HOME/gopath/bin/goveralls -coverprofile=coverage.out -service=travis-ci -repotoken $COVERALLS_TOKEN
 
 notifications:
   email: