[Dovecot] v2.3.2.1 + remove some dev packages

data/Dockerfiles/dovecot/Dockerfile

@@ -3,7 +3,7 @@ LABEL maintainer "Andre Peters <andre.peters@servercow.de>"
 
 ARG DEBIAN_FRONTEND=noninteractive
 ENV LC_ALL C
-ENV DOVECOT_VERSION 2.3.2
+ENV DOVECOT_VERSION 2.3.2.1
 ENV PIGEONHOLE_VERSION 0.5.2
 
 RUN apt-get update && apt-get -y --no-install-recommends install \
@@ -65,7 +65,6 @@ RUN apt-get update && apt-get -y --no-install-recommends install \
   syslog-ng-mod-redis \
   && rm -rf /var/lib/apt/lists/*
 
-
 RUN curl https://www.dovecot.org/releases/2.3/dovecot-$DOVECOT_VERSION.tar.gz | tar xvz  \
   && cd dovecot-$DOVECOT_VERSION \
   && ./configure --with-solr --with-mysql --with-lzma --with-lz4 --with-ssl=openssl --with-notify=inotify --with-storages=mdbox,sdbox,maildir,mbox,imapc,pop3c --with-bzlib --with-zlib \
@@ -111,7 +110,7 @@ RUN groupadd -g 5000 vmail \
   && useradd -c "Dovecot login user" -d /dev/null -u 402 -g dovenull -s /bin/false dovenull
 
 RUN touch /etc/default/locale
-RUN apt-get purge -y build-essential automake autotools-dev \
+RUN apt-get purge -y build-essential automake autotools-dev default-libmysqlclient-dev libbz2-dev libcurl4-openssl-dev libexpat1-dev liblz-dev liblz4-dev liblzma-dev libpam-dev libssl-dev lzma-dev \
   && apt-get autoremove --purge -y
 
 ENTRYPOINT ["/docker-entrypoint.sh"]