* changed tableExist and fieldExist to $db->hasTable(table) +
$db->hasColumn(table, column)
* new configurable: database_log - can log database queries and show in
website source when logged as super admin
* removed debug_level configurable, enabled by default when logged on
super admin
* added OTS_Account:getCountry()
* added posibility to load OTS_Player partially, and without skills
* (internal) changed depracated $ots->createObject() functions with
their OTS_ equivalents
* (internal) removed unused code
* fixed installing samples when for example Rook Sample already exist and other samples not
* fixed some mysql error when character you trying to create already exist
* fixed signature fonts finding path
* removed DEFAULT '' for TEXT field. It didn't worked under some systems like MAC OS X.
* moved news adding at installation from schema.sql to finish.php
* removed some unused cities field from myaac_spells table
* some optimizations
