anchor.diff:  MAINTAINER "Ryan Armstrong" <ryan@cavaliercoder.com>
   
   # install updates and packages
  -RUN yum update -y && yum install -y --nogpgcheck \
  +RUN yum update -y && yum install -y epel-release && yum install -y --nogpgcheck \
   	autoconf \
   	automake \
   	curl \
  
positive.code: 
  # install Go
  RUN curl -fsSLO "https://storage.googleapis.com/golang/go1.5.1.linux-amd64.tar.gz" \
  	&& tar -C /usr/local -xzf golang1.5.1.linux-amd64.tar.gz \
  	&& rm -f golang1.5.1.linux-amd64.tar.gz
  
  ENV GOPATH /go
  ENV PATH $GOPATH/bin:/usr/local/go/bin:$PATH
  
negative.code: RUN mkdir -p "$GOPATH/src" "$GOPATH/bin" && chmod -R 777 "$GOPATH"
  	
  # clear caches
  RUN yum clean all
  
  CMD /bin/bash
  