Nitpick: Container != Image

Dockerfile

@@ -1,4 +1,4 @@
-# To use this Docker container, make sure you set up the mounts properly.
+# To use this Docker image, make sure you set up the mounts properly.
 #
 # The Minecraft server files are expected at
 #     /home/minecraft/server

README.md

@@ -1,12 +1,12 @@
-# Minecraft Overviewer Docker Container
+# Minecraft Overviewer Docker Image
 
 [![Docker](https://img.shields.io/docker/pulls/mide/minecraft-overviewer.svg)](https://hub.docker.com/r/mide/minecraft-overviewer/) [![Docker](https://img.shields.io/docker/stars/mide/minecraft-overviewer.svg)](https://hub.docker.com/r/mide/minecraft-overviewer/) [![GitHub license](https://img.shields.io/badge/license-MIT-blue.svg)](https://raw.githubusercontent.com/mide/minecraft-overviewer/master/LICENSE) [![GitHub issues](https://img.shields.io/github/issues/mide/minecraft-overviewer.svg)](https://github.com/mide/minecraft-overviewer/issues)
 
-Docker Container to Run [Minecraft Overviewer](https://overviewer.org/). Overviewer is a render that produces a Google Maps render of a [Minecraft](https://minecraft.net/en/) world.
+Docker Image to Run [Minecraft Overviewer](https://overviewer.org/). Overviewer is a render that produces a Google Maps render of a [Minecraft](https://minecraft.net/en/) world.
 
 ## Goals
 
-The goal of this container is to easily run [Minecraft Overviewer](https://overviewer.org/). Now you don't need to worry about the dependencies.
+The goal of this image is to easily run [Minecraft Overviewer](https://overviewer.org/). Now you don't need to worry about the dependencies.
 
 ## Running Minecraft Overviewer