Simplified database configuration.
Updated SLF4J from 1.7.30 to 1.7.31.
Updated Log4J from 2.13.3 to 2.14.1.
Updated L2J Commons from 2.6.4.0 to 2.6.5.1.

Reduced build from 11 MB to 3 MB.

Fixed MailList.xsd
Finalized variables.
Updated to enhanced switch.

Changed configuration strategy to merge configs.
Updated to Java 14's version of L2J Commons.

Fixed several typos.
Updated L2J Commons to 2.6.3.0.
Updated MMO Core to 2.6.2.0.

Idea taken from
https://github.com/Zoey76/L2J_LoginServer/commit/379e27313faa9421b9f99b18d9f1db5a9c49ea00

Now you can do:
git clone
mvnw clean install

It doesn't require to download and install Maven.

Adding hot reloading.
Using static methods for less verbose configurations.
Separated Database configurations into own file (same as Game server).

Added dedicated user for database instead of root.

Added new fluent API for configurations.
Ported all to SLF4J.
Refactored package structure.
Using Maven.
Adding SQL scripts to cut all dependency with L2J DataPack.
Fixing database charset:
https://medium.com/@adamhooper/in-mysql-never-use-utf8-use-utf8mb4-11761243e434
Removing unnecessary exception from log.
Moving around common code.

Ported all to SLF4J.
Refactored package structure.
Added new fluen API for configurations.
Using Maven.