track changes in personal settings

Closes # To make this update work, database update req.

CREATE TABLE fs_verify_history ( change_id int(10) NOT NULL, fs_id int(10) NOT NULL, change_time datetime NOT NULL, bot_id int(10) NOT NULL COMMENT 'ID from BOT who change the verify status', change_status int(11) NOT NULL COMMENT '0 = person gets unverify 1= person get verified' ) ENGINE=InnoDB DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci;

-- -- Indexes for dumped tables

-- -- Indexes for table fs_verify_history

ALTER TABLE fs_verify_history ADD PRIMARY KEY (change_id,fs_id,change_time);