refactor: replace custom CRM with Monica fork

scripts/vagrant/install-vagrant.sh

@@ -0,0 +1,44 @@
+#!/bin/bash
+set -euo pipefail
+
+# set version of vagrant to use :
+vagrantversion=2.2.15
+
+mkdir -p $HOME/vagrant
+pushd $HOME/vagrant > /dev/null
+
+if [ ! -d "vagrant-$vagrantversion" ]; then
+  mkdir -p "vagrant-$vagrantversion"
+  pushd "vagrant-$vagrantversion" > /dev/null
+
+  curl -Os https://releases.hashicorp.com/vagrant/${vagrantversion}/vagrant_${vagrantversion}_x86_64.deb
+
+  curl -Os https://releases.hashicorp.com/vagrant/${vagrantversion}/vagrant_${vagrantversion}_SHA256SUMS
+  curl -Os https://releases.hashicorp.com/vagrant/${vagrantversion}/vagrant_${vagrantversion}_SHA256SUMS.sig
+  gpg --keyserver keys.gnupg.net --recv-keys 72D7468F
+
+  verif=0
+  if gpg --quiet --verify vagrant_${vagrantversion}_SHA256SUMS.sig vagrant_${vagrantversion}_SHA256SUMS 2>/dev/null; then
+    if grep vagrant_${vagrantversion}_x86_64.deb vagrant_${vagrantversion}_SHA256SUMS | shasum -a 256 -c - 2>/dev/null >/dev/null; then
+      verif=1
+    else
+      echo ERROR: checksum don\'t match
+    fi
+  else
+    echo ERROR: signature don\'t match
+  fi
+
+  rm -f vagrant_${vagrantversion}_SHA256SUMS*
+
+  popd > /dev/null
+
+  if [ "$verif" = 0 ]; then
+    rm -rf vagrant-$vagrantversion
+  fi
+fi
+
+if [ -f vagrant-$vagrantversion/vagrant_${vagrantversion}_x86_64.deb ]; then
+  sudo dpkg -i vagrant-$vagrantversion/vagrant_${vagrantversion}_x86_64.deb
+fi
+
+popd > /dev/null