Add dep to Makefile

Author: suyashkumar

Makefile

@@ -2,6 +2,7 @@ BINARY = ssl-proxy
 
 .PHONY: build
 build:
+	dep ensure
 	go build -o ${BINARY}
 
 .PHONY: test
@@ -15,6 +16,7 @@ run:
 
 .PHONY: release
 release: 
+	dep ensure
 	GOOS=linux GOARCH=amd64 go build -o build/${BINARY}-linux-amd64 .;
 	GOOS=darwin GOARCH=amd64 go build -o build/${BINARY}-darwin-amd64 .;
 	GOOS=windows GOARCH=amd64 go build -o build/${BINARY}-windows-amd64.exe .;