Remove /tmp/files when we are done building.

@@ -12,3 +12,5 @@ cp /tmp/files/entrypoint /sbin/entrypoint
 
 addgroup hostgroup
 adduser --gecos 'Host User' --ingroup hostgroup --disabled-password hostuser
+
+rm -rf /tmp/files

@@ -5,3 +5,5 @@ apt-get update
 apt-get install -y ssmtp nginx libnginx-mod-http-subs-filter $NGINX_EXTRA_PACKAGES
 rm /etc/nginx/sites-enabled/default
 cp -a /tmp/files/entrypoint.sh /sbin
+
+rm -rf /tmp/files

@@ -6,3 +6,5 @@ apt-get install -y ssmtp sudo $NODE_EXTRA_PACKAGES
 #npm install -g gulp grunt
 
 cp /tmp/files/entrypoint /root/entrypoint
+
+rm -rf /tmp/files

@@ -13,3 +13,5 @@ addgroup hostgroup
 adduser --gecos 'Host User' --ingroup hostgroup --disabled-password hostuser
 su - hostuser -c 'git config --global user.email hostuser@php-fpm'
 su - hostuser -c 'git config --global user.name "Host User"'
+
+rm -rf /tmp/files

@@ -10,3 +10,5 @@ cp /tmp/files/entrypoint /sbin/entrypoint
 
 addgroup hostgroup
 adduser --gecos 'Host User' --ingroup hostgroup --disabled-password hostuser
+
+rm -rf /tmp/files

@@ -20,3 +20,5 @@ cp /tmp/files/entrypoint /sbin/entrypoint
 
 addgroup hostgroup
 adduser --gecos 'Host User' --ingroup hostgroup --disabled-password hostuser
+
+rm -rf /tmp/files