more java docs stuff + added jedis pool method and deprecate it

RedisBungee-Bungee/src/main/java/com/imaginarycode/minecraft/redisbungee/RedisBungeeBungeePlugin.java

@@ -134,6 +134,11 @@ public class RedisBungeeBungeePlugin extends Plugin implements RedisBungeePlugin
         return !jedisPool.isClosed();
     }
 
+    @Override
+    public JedisPool getJedisPool() {
+        return this.jedisPool;
+    }
+
     @Override
     public RedisBungeeAPI getApi() {
         return this.api;