Core/BuildSystem: Merge collision, debugging, threading, utilities and configuration into "common" which does not depend on shared anymore and moved database out of shared library

These changes enables to build tools only without even having MySQL installed

src/server/database/Database/MySQLThreading.h

@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2008-2015 TrinityCore <http://www.trinitycore.org/>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef _MYSQLTHREADING_H
+#define _MYSQLTHREADING_H
+
+#include "Log.h"
+
+class MySQL
+{
+    public:
+        static void Library_Init()
+        {
+            mysql_library_init(-1, NULL, NULL);
+        }
+
+        static void Library_End()
+        {
+            mysql_library_end();
+        }
+};
+
+#endif