Remove disused contrib/rpm

I don't believe the files in this dir are actually used anymore.  Remove
them so content can be added to this directory in the future w/o
clashing.

Signed-off-by: Chris Evich <cevich@redhat.com>

contrib/rpm/Makefile

@@ -1,14 +0,0 @@
-.PHONY: dist
-dist: crio.spec
-	spectool -g crio.spec
-
-.PHONY: rpm
-rpm: dist
-	rpmbuild --define "_sourcedir `pwd`" --define "_specdir `pwd`" \
-	--define "_rpmdir `pwd`" --define "_srcrpmdir `pwd`" -ba crio.spec
-
-all: rpm
-
-clean:
-	rm -f *rpm *gz
-	rm -rf x86_64

contrib/rpm/crio.spec

@@ -1,76 +0,0 @@
-%define debug_package %{nil}
-%global provider        github
-%global provider_tld    com
-%global project         kubernetes-incubator
-%global repo            cri-o
-%global Name            crio
-# https://github.com/kubernetes-incubator/cri-o
-%global provider_prefix %{provider}.%{provider_tld}/%{project}/%{repo}
-%global import_path     %{provider_prefix}
-%global commit          8ba639952a95f2e24cc98987689138b67545576c
-%global shortcommit     %(c=%{commit}; echo ${c:0:7})
-
-Name:           %{Name}
-Version:        0.0.1
-Release:        1.git%{shortcommit}%{?dist}
-Summary:        Kubelet Container Runtime Interface (CRI) for OCI runtimes.
-Group:          Applications/Text
-License:        Apache 2.0
-URL:            https://%{provider_prefix}
-Source0:        https://%{provider_prefix}/archive/%{commit}/%{repo}-%{shortcommit}.tar.gz
-Provides:       %{repo}
-
-BuildRequires:  golang-github-cpuguy83-go-md2man
-
-%description
-The crio package provides an implementation of the
-Kubelet Container Runtime Interface (CRI) using OCI conformant runtimes.
-
-crio provides following functionalities:
-
-    Support multiple image formats including the existing Docker image format
-    Support for multiple means to download images including trust & image verification
-    Container image management (managing image layers, overlay filesystems, etc)
-    Container process lifecycle management
-    Monitoring and logging required to satisfy the CRI
-    Resource isolation as required by the CRI
-
-%prep
-%setup -q -n %{repo}-%{commit}
-
-%build
-make all
-
-%install
-%make_install
-%make_install install.systemd
-
-#define license tag if not already defined
-%{!?_licensedir:%global license %doc}
-%files
-%{_bindir}/crio
-%{_bindir}/crioctl
-%{_mandir}/man5/crio.conf.5*
-%{_mandir}/man8/crio.8*
-%{_sysconfdir}/crio.conf
-%{_sysconfdir}/seccomp.json
-%dir /%{_libexecdir}/crio
-/%{_libexecdir}/crio/conmon
-/%{_libexecdir}/crio/pause
-%{_unitdir}/crio.service
-%doc README.md
-%license LICENSE
-%dir /usr/share/oci-umount/oci-umount.d
-/usr/share/oci-umount/oci-umount.d/cri-umount.conf
-
-
-%preun
-%systemd_preun %{Name}
-
-%postun
-%systemd_postun_with_restart %{Name}
-
-%changelog
-* Mon Oct 31 2016 Dan Walsh <dwalsh@redhat.com> - 0.0.1
-- Initial RPM release
-