Update README.md

Author: RobiNN1

README.md

@@ -79,19 +79,19 @@ services:
 
 Redis:
 
-- `PCA_REDIS_0_NAME` The server name for an info panel. Optional, default: Localhost.
-- `PCA_REDIS_0_HOST` Redis host. Optional, when a path is specified.
-- `PCA_REDIS_0_PORT` Redis port. Optional, default: 6379.
-- `PCA_REDIS_0_DATABASE` Redis database. Optional, default: 0.
-- `PCA_REDIS_0_PASSWORD` Redis password. Optional, default: empty.
-- `PCA_REDIS_0_PATH` Redis unix path. Optional, default: /var/run/redis/redis-server.sock.
+- `PCA_REDIS_0_NAME` The server name for an info panel. Optional.
+- `PCA_REDIS_0_HOST` Redis host. Optional, when a `path` is specified.
+- `PCA_REDIS_0_PORT` Redis port. Optional, when the default port is used.
+- `PCA_REDIS_0_DATABASE` Redis database. Optional.
+- `PCA_REDIS_0_PASSWORD` Redis password. Optional.
+- `PCA_REDIS_0_PATH` Redis unix domain socket. Optional.
 
 Memcached:
 
-- `PCA_MEMCACHED_0_NAME` The server name for an info panel. Optional, default: Localhost.
-- `PCA_MEMCACHED_0_HOST` Memcached host. Optional, when a path is specified.
-- `PCA_MEMCACHED_0_PORT` Memcached port. Optional, default: 11211.
-- `PCA_MEMCACHED_0_PATH` Memcached unix path. Optional, default: /var/run/memcached/memcached.sock.
+- `PCA_MEMCACHED_0_NAME` The server name for an info panel. Optional.
+- `PCA_MEMCACHED_0_HOST` Memcached host. Optional, when a `path` is specified.
+- `PCA_MEMCACHED_0_PORT` Memcached port. Optional, when the default port is used.
+- `PCA_MEMCACHED_0_PATH` Memcached unix domain socket. Optional.
 
 To add another server, add the same environment variables, but change 0 to 1 (2 for third server and so on).