Add builds for openSUSE 15.2

openSUSE 15.2 moved from ICU 60 to 65, breaking compatibility with
openSUSE 15.0 and 15.1.

builder/Dockerfile.opensuse-152

@@ -0,0 +1,84 @@
+FROM opensuse/leap:15.2
+
+ENV OS_IDENTIFIER opensuse-152
+
+# Most of these packages, and also the configure options that follow were determined
+# by reviewing "R-base.spec" from the following OpenSUSE RPM:
+# https://download.opensuse.org/repositories/devel:/languages:/R:/released/openSUSE_Leap_42.3/src/R-base-3.5.3-103.1.src.rpm
+
+RUN zypper --non-interactive update
+RUN zypper --non-interactive --gpg-auto-import-keys -n install \
+    bzip2 \
+    cairo-devel \
+    fdupes \
+    gcc \
+    gcc-c++ \
+    gcc-fortran \
+    glib2-devel \
+    glibc-locale \
+    help2man \
+    java-1_8_0-openjdk-devel \
+    libX11-devel \
+    libXScrnSaver-devel \
+    libXmu-devel \
+    libXt-devel \
+    libbz2-devel \
+    libcurl-devel \
+    libicu-devel \
+    libjpeg-devel \
+    libpng-devel \
+    libtiff-devel \
+    make \
+    pango-devel \
+    pcre-devel \
+    pcre2-devel \
+    perl \
+    perl-macros \
+    python \
+    python-pip \
+    readline-devel \
+    rpm-build \
+    ruby \
+    ruby-devel \
+    shadow \
+    tcl-devel \
+    texinfo \
+    texlive-bibtex \
+    texlive-cm-super \
+    texlive-dvips \
+    texlive-helvetic \
+    texlive-inconsolata \
+    texlive-latex \
+    texlive-makeindex \
+    texlive-metafont \
+    texlive-psnfss \
+    texlive-tex \
+    texlive-times \
+    tk-devel \
+    unzip \
+    wget \
+    xdg-utils \
+    xorg-x11-devel \
+    xz-devel \
+    zip \
+    zlib-devel \
+    && zypper clean
+
+RUN pip install awscli
+
+RUN gem install fpm && ln -s /usr/lib64/ruby/gems/2.5.0/gems/fpm-1.11.0/bin/fpm /bin/fpm
+
+RUN chmod 0777 /opt
+
+# Configure flags for SUSE that don't use the defaults in build.sh
+ENV CONFIGURE_OPTIONS="\
+    --enable-R-shlib \
+    --with-tcltk \
+    --with-x \
+    --enable-memory-profiling \
+    --with-tcl-config=/usr/lib64/tclConfig.sh \
+    --with-tk-config=/usr/lib64/tkConfig.sh"
+
+COPY package.opensuse-152 /package.sh
+COPY build.sh .
+ENTRYPOINT ./build.sh