Merge pull request #1844 from GoliathLabs/etherpad

Updated: etherpad to 1.8.18

roles/matrix-etherpad/defaults/main.yml

@@ -4,7 +4,7 @@ matrix_etherpad_enabled: false
 
 matrix_etherpad_base_path: "{{ matrix_base_data_path }}/etherpad"
 
-matrix_etherpad_version: 1.8.16
+matrix_etherpad_version: 1.8.18
 matrix_etherpad_docker_image: "{{ matrix_container_global_registry_prefix }}etherpad/etherpad:{{ matrix_etherpad_version }}"
 matrix_etherpad_docker_image_force_pull: "{{ matrix_etherpad_docker_image.endswith(':latest') }}"