Update install_verse.sh approach to dummy texlive install

Based on this discussion: yihui/travis-bin@687592b#commitcomment-109192334
And this code: https://github.com/b-data/jupyterlab-r-docker-stack/blob/296fe9d348dfc0b645d2ab7130eb7621f475f57c/verse/latest.Dockerfile#L86-L95

scripts/install_verse.sh

@@ -76,9 +76,14 @@ apt-get -y autoremove
 ## Add LaTeX, rticles and bookdown support
 ## tinytex recommends a dummy texlive if using tlmgr manually
 if [[ ! -x "/usr/bin/latex" ]]; then
-    wget "https://travis-bin.yihui.name/texlive-local.deb"
+    apt-get install -y --no-install-recommends equivs
+    cd /tmp
+    wget https://github.com/scottkosty/install-tl-ubuntu/raw/master/debian-control-texlive-in.txt
+    equivs-build debian-*
+    mv texlive-local*.deb texlive-local.deb
     dpkg -i texlive-local.deb
-    rm texlive-local.deb
+    apt-get -y purge equivs
+    apt-get -y autoremove
 fi
 
 ## Install texlive