base: Split into Dockerfile.in and common.docker

So common.docker can be re-used in other images that are not built FROM base.

Dockerfile.in

@@ -0,0 +1,36 @@
+FROM debian:jessie
+MAINTAINER Matt McCormick "matt.mccormick@kitware.com"
+
+RUN apt-get update && apt-get install -y curl && \\
+  sed -i "s/httpredir.debian.org/`curl -s -D - http://httpredir.debian.org/demo/debian/ | awk '/^Link:/ { print $2 }' | sed -e 's@<http://\(.*\)/debian/>;@\1@g'`/" /etc/apt/sources.list
+
+RUN apt-get update && apt-get -y install \\
+  automake \\
+  autogen \\
+  bash \\
+  build-essential \\
+  bzip2 \\
+  ca-certificates \\
+  curl \\
+  file \\
+  git \\
+  gzip \\
+  libcurl4-openssl-dev \\
+  libssl-dev \\
+  make \\
+  ncurses-dev \\
+  pkg-config \\
+  libtool \\
+  python \\
+  rsync \\
+  sed \\
+  bison \\
+  flex \\
+  tar \\
+  vim \\
+  wget \\
+  runit \\
+  xz-utils && \\
+  apt-get -y clean
+
+#include "common.docker"