Created the CommandInfo with basic information

src/main/java/de/gnmyt/autoresponder/commands/annotations/CommandInfo.java

@@ -0,0 +1,17 @@
+package de.gnmyt.autoresponder.commands.annotations;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+
+@Retention(RetentionPolicy.RUNTIME)
+public @interface CommandInfo {
+
+    String[] aliases();
+
+    String[] bannedGroupNames() default {};
+
+    String[] bannedUserNames() default {};
+
+    String description() default "No description set";
+
+}