Starts work on making the commands more modern

Adds classes for all commands
Implements command class and tab completer for the give command
Performs more code cleanup

src/main/resources/plugin.yml

@@ -3,18 +3,24 @@ version: '${project.version}'
 main: net.knarcraft.bookswithoutborders.BooksWithoutBorders
 api-version: 1.17
 prefix: Books Without Borders
-authors: [ EpicKnarvik97, AkiraAkiba ]
+authors: [EpicKnarvik97, AkiraAkiba]
 description: A continuation of the original Books Without Borders
-softdepend:
-  - Vault
+softdepend: [Vault]
 website: ????
 dev-url: https://git.knarcraft.net/EpicKnarvik97/Books-Without-Borders
 commands:
-  BooksWithoutBorders:
+  bookswithoutborders:
     description: Lists Books Without Borders's commands and uses.
-    aliases:
-      - bwb
-    usage: /<command> - Used to see Books Without Borders commands
+    aliases: [bwb]
+    usage: /<command>
+  give:
+      description: Gives the held book to another player
+      usage: /<command> [file name or number] <playername> [# of copies (num)] [signed (true/false)]
+      permission: bookswithoutborders.give
+  decrypt:
+      description: Encrypts the held book
+      usage: /<command> <password>
+      permission: bookswithoutborders.decrypt
 permissions:
   bookswithoutborders.admin:
     description: Grants all permissions