Disabled CGO during the build (prebid#606)

* Disabled CGO during the build.

* Named myself the Dockerfile maintainer.

Dockerfile

@@ -2,13 +2,14 @@ FROM alpine:3.8 AS build
 WORKDIR /go/src/github.com/prebid/prebid-server/
 RUN apk add -U --no-cache go git dep musl-dev
 ENV GOPATH /go
+ENV CGO_ENABLED 0
 COPY ./ ./
 RUN dep ensure
 RUN go build .
 
 
 FROM alpine:3.8 AS release
-MAINTAINER Brian O'Kelley <bokelley@appnexus.com>
+MAINTAINER Dave Bemiller <dbemiller@appnexus.com>
 WORKDIR /usr/local/bin/
 COPY --from=build /go/src/github.com/prebid/prebid-server/prebid-server .
 COPY static static/