Core/Misc:

* Fix some codestyle
* Introducing the IP Based Action Log System:
** On several different actions, e.g. Login, Character Login, etc., a new entry is added
** Can be logged on and off in worldserver config
* Add a new row to account table called 'last_attempt_ip'
** Lists the last ip trying to connect to the account
* Add a new type of HookScripts: AccountScript
** Includes: OnAccountLogin, OnFailedAccountLogin, OnEmailChange, OnFailedChange, OnPasswordChange, OnFailedPasswordChange
* Added new Hook to PlayerScripts: OnFailedPlayerDelete