Removed NioTSO client and server

- NioTSO client isn't needed because we're using RayLib
- Added FreeSO's API server to handle most backend operations

server/FSO.Server.Database/DatabaseScripts/fso_db_changes.sql

@@ -0,0 +1,10 @@
+CREATE TABLE IF NOT EXISTS `fso_db_changes` (
+	`id` VARCHAR(100) NOT NULL,
+	`filename` VARCHAR(100) NOT NULL,
+	`date` INT UNSIGNED NOT NULL,
+	`hash` VARCHAR(50) NOT NULL,
+	PRIMARY KEY (`id`),
+	UNIQUE INDEX `filename` (`filename`)
+)
+COLLATE='utf8_general_ci'
+ENGINE=InnoDB;