Merge branch 'fix-docker-configs-support' into 'master'

Allow chown to fail so files can be managed via docker configs and secrets

See merge request i2p-hackers/i2p.i2p!48

docker/rootfs/etc/cont-init.d/00-app-user-map.sh

@@ -19,8 +19,8 @@ echo "$APP_USER:x:$GROUP_ID:" >> /etc/group
 
 # Make sure APP_HOME is editable by the user
 if [[ -n "$APP_HOME" ]] ; then
-    chown -R "$APP_USER" "$APP_HOME"
-    chmod -R u+rw "$APP_HOME"
+    chown -R "$APP_USER" "$APP_HOME" || true
+    chmod -R u+rw "$APP_HOME" || true
 fi
 
 # vim:ft=sh:ts=4:sw=4:et:sts=4