Fix Go make targets (#47)

* `go vet` needs all `Go` files at once; otherwise it can't find dependencies

* `go get` will install packages automatically

Author: aknysh

modules/go/Makefile.build

@@ -32,9 +32,8 @@ go/deps-build:
 ## Install development dependencies
 go/deps-dev: $(GO)
 	$(call assert-set,GO)
-	$(GO) get -u -d -v "golang.org/x/lint/golint"
-	$(GO) get -d -v github.com/mitchellh/gox
-	$(GO) install -v github.com/mitchellh/gox
+	$(GO) get -u -v golang.org/x/lint/golint
+	$(GO) get -u -v github.com/mitchellh/gox
 
 ## Clean compiled binary
 go/clean:

modules/go/Makefile.style

@@ -6,7 +6,7 @@ go/lint: $(GO) go/vet
 ## Vet code
 go/vet: $(GO)
 	$(call assert-set,GO)
-	find . ! -path "*/vendor/*" ! -path "*/.glide/*" -type f -name '*.go' | xargs -n 1 $(GO) vet -v
+	find . ! -path "*/vendor/*" ! -path "*/.glide/*" -type f -name '*.go' | xargs $(GO) vet -v
 
 ## Format code according to Golang convention
 go/fmt: $(GO)