Try to avoid filesystem errors when removing apps

src/freedombone-app-etherpad

     remove_completion_param install_etherpad
     sed -i '/etherpad/d' $COMPLETION_FILE
     remove_backup_database_local etherpad
-    deluser --remove-all-files etherpad
     remove_nodejs etherpad
 
+    sync
+    delgroup etherpad
+    deluser --remove-all-files etherpad
+
     function_check remove_ddns_domain
     remove_ddns_domain $ETHERPAD_DOMAIN_NAME
 }

src/freedombone-app-ghost

     read_config_param "GHOST_DOMAIN_NAME"
     nginx_dissite $GHOST_DOMAIN_NAME
     remove_certs ${GHOST_DOMAIN_NAME}
-    deluser --remove-all-files ghost
     if [ -f /etc/nginx/sites-available/$GHOST_DOMAIN_NAME ]; then
         rm -f /etc/nginx/sites-available/$GHOST_DOMAIN_NAME
     fi
     sed -i '/Ghost/d' $COMPLETION_FILE
     sed -i '/ghost/d' $COMPLETION_FILE
 
+    sync
+    delgroup ghost
+    deluser --remove-all-files ghost
+
     function_check remove_ddns_domain
     remove_ddns_domain $GHOST_DOMAIN_NAME
 }

src/freedombone-app-gogs

     remove_completion_param "install_gogs"
     sed -i '/gogs /d' $COMPLETION_FILE
     remove_backup_database_local gogs
-    deluser --remove-all-files gogs
+
+    sync
     delgroup gogs
+    deluser --remove-all-files gogs
 
     function_check remove_ddns_domain
     remove_ddns_domain $GIT_DOMAIN_NAME

src/freedombone-app-mailpile

     fi
     function_check remove_ddns_domain
     remove_ddns_domain $MAILPILE_DOMAIN_NAME
+
+    sync
+    delgroup mailpile
     deluser --remove-all-files mailpile
 
     remove_config_param MAILPILE_DOMAIN_NAME

src/freedombone-app-matrix

     pip uninstall .
     rm -rf $MATRIX_DATA_DIR
     rm -rf /etc/matrix
-    deluser --remove-all-files matrix
+
+    sync
     delgroup matrix
+    deluser --remove-all-files matrix
+
     remove_onion_service matrix ${MATRIX_ONION_PORT}
     remove_onion_service matrix ${MATRIX_FEDERATION_ONION_PORT}
 

src/freedombone-app-mediagoblin

     sed -i '/mediagoblin/d' $COMPLETION_FILE
 
     remove_nodejs mediagoblin
-    deluser --remove-all-files mediagoblin
+
+    sync
     delgroup mediagoblin
+    deluser --remove-all-files mediagoblin
 
     function_check remove_ddns_domain
     remove_ddns_domain $MEDIAGOBLIN_DOMAIN_NAME

src/freedombone-app-radicale

     fi
 
     firewall_remove ${RADICALE_PORT} tcp
-    deluser --remove-all-files radicale
+
+    sync
     delgroup radicale
+    deluser --remove-all-files radicale
 
     function_check remove_onion_service
     remove_onion_service radicale ${RADICALE_ONION_PORT}

src/freedombone-app-tahoelafs

     remove_onion_service tahoelafs ${TAHOELAFS_ONION_PORT}
     remove_onion_service storage-tahoelafs ${TAHOELAFS_STORAGE_ONION_PORT} $(get_tahoelafs_nick)
     sed -i '/HidServAuth /d' /etc/tor/torrc
-    deluser --remove-all-files tahoelafs
+
+    sync
     delgroup tahoelafs
+    deluser --remove-all-files tahoelafs
+
     if [ -d $TAHOE_DIR ]; then
         rm -rf $TAHOE_DIR
     fi
     apt-get -yq install python-virtualenv apache2-utils
 
     if [ -d $TAHOE_DIR ]; then
-        deluser --remove-all-files tahoelafs
+        sync
         delgroup tahoelafs
+        deluser --remove-all-files tahoelafs
         rm -rf $TAHOE_DIR
     fi
 

src/freedombone-app-turtl

     remove_app turtl
     remove_completion_param install_turtl
     sed -i '/turtl/d' $COMPLETION_FILE
-    deluser --remove-all-files turtl
-    delgroup turtl
     nginx_dissite $TURTL_DOMAIN_NAME
     if [ -f /etc/nginx/sites-available/$TURTL_DOMAIN_NAME ]; then
         rm /etc/nginx/sites-available/$TURTL_DOMAIN_NAME
     rm -rf /etc/rethinkdb
     rm -rf /var/lib/rethinkdb
     rm -rf $TURTL_BASE_DIR
+
+    sync
+    delgroup turtl
+    deluser --remove-all-files turtl
 }