Upgrade to the latest Node.js LTS 8.11.3

and move downloaded package to /tmp so as to delete it at the end.

Install python-minimal which is required by NodeSource Node.js since
8.5.0, see nodesource/distributions#526

README.md

@@ -7,7 +7,7 @@ This repo contains everything needed to run a musicbrainz slave server with sear
 You will need a little over 50 gigs of free space to run this with replication.
 
 ### Versions
-* Current MB Branch: [v-2018-01-24](musicbrainz-dockerfile/Dockerfile#L23)
+* Current MB Branch: [v-2018-01-24](musicbrainz-dockerfile/Dockerfile#L24)
 * Current DB_SCHEMA_SEQUENCE: [24](musicbrainz-dockerfile/DBDefs.pm#L107)
 * Postgres Version: [9.5](postgres-dockerfile/Dockerfile#L1)
 

musicbrainz-dockerfile/Dockerfile

@@ -16,14 +16,16 @@ RUN apt-get update && \
     libdb-dev \
     libicu-dev \
     liblocal-lib-perl \
+    python-minimal \
     cpanminus
 
 RUN git clone --recursive https://github.com/metabrainz/musicbrainz-server.git musicbrainz-server && \
     cd musicbrainz-server && \
     git checkout v-2018-01-24
 
-RUN curl -sLO https://deb.nodesource.com/node_7.x/pool/main/n/nodejs/nodejs_7.9.0-1nodesource1~xenial1_amd64.deb && \
-    dpkg -i nodejs_7.9.0-1nodesource1~xenial1_amd64.deb
+RUN cd tmp && \
+    curl -sLO https://deb.nodesource.com/node_8.x/pool/main/n/nodejs/nodejs_8.11.3-1nodesource1_amd64.deb && \
+    dpkg -i nodejs_8.11.3-1nodesource1_amd64.deb
 
 RUN cd /musicbrainz-server/ && eval $( perl -Mlocal::lib) && cpanm --installdeps --notest .
 RUN eval $( perl -Mlocal::lib) && cpanm --notest Plack::Middleware::Debug::Base \