Makefile: speed up godep install

Signed-off-by: Cristian Staretu <[email protected]>

Author: unclejack

Makefile

@@ -39,7 +39,7 @@ checks:
 run-build: deps checks clean
 	cd ${GOPATH}/src/github.com/contiv/netplugin && version/generate_version ${USE_RELEASE} && \
 	cd $(GOPATH)/src/github.com/contiv/netplugin && \
-	godep go install -v $(TO_BUILD) && \
+	GOGC=1500 godep go install -v $(TO_BUILD) && \
 	sudo cp scripts/contrib/completion/bash/netctl /etc/bash_completion.d/netctl
 
 build: