improves installation of solr, bugfixes for apache log location

configure_apache.yaml

create_symlinks.yaml

hosts/production/group_vars/all/vars.yaml

hosts/production/group_vars/all/vault.yaml

hosts/production/group_vars/master_and_slave/vars.yaml

hosts/production/group_vars/master_and_slave/vault.yaml

hosts/stage/group_vars/all/vars.yaml

hosts/stage/group_vars/all/vault.yaml

hosts/stage/group_vars/master_and_slave/vars.yaml

hosts/stage/group_vars/master_and_slave/vault.yaml

hosts/vm_benjamin/group_vars/all/vault.yaml

hosts/vm_benjamin/group_vars/master_and_slave/vars.yaml

hosts/vm_benjamin/group_vars/master_and_slave/vault.yaml

install_and_configure_solr_7_7_2.yaml

install_tpsh.yaml

resources/ckan_default.master.template.conf

resources/ckan_default.slave.template.conf