Added a configuration (and command), closes #3

src/main/resources/config.yml

@@ -0,0 +1,7 @@
+# Is it allowed to use vanilla maps?
+# Less efficient, but gives more available map IDs.
+allowVanilla: true
+
+# Should the plugin cache images? If so, it will check if the images is already used.
+# Less efficient for the first image, but more efficient for the next ones.
+imageCache: true

src/main/resources/plugin.yml

@@ -5,4 +5,11 @@ api-version: 1.13
 authors: [ inventivetalent, SBDeveloper ]
 description: This API helps developer with viewing images on maps.
 website: https://sbdevelopment.tech
-softdepend: [ BKCommonLib, ProtocolLib ]
+softdepend: [ BKCommonLib, ProtocolLib ]
+commands:
+  mapmanager:
+    description: The main command of MapManager.
+permissions:
+  mapmanager.reload:
+    description: Access to /mapmanager reload
+    default: op