added lastSpell to Player to hold onto a reference to the last spell they cast. initialized spells, spellQueue, and lastSpell as null at the point of declaration. modified setPClass(...) method on Player to init the above variables if the class is a spellcaster. added a BitSet to record item creation feat states for Player (has/doesn't have). added Constants class, and moved some 'constant' variables to it. changed code in MUDServer to use values from Constants. modified ObjectLoader to use the permissions numbers from the Constants class instead of local copies of MUDServer's former constants. renamed 'theme' var (theme data file) to 'themeFile' to allow rename of Theme var 'theme1 to 'theme'