fixed a nasty bug with non-auto-increment primary key tables
cleanup
create Request class for GET/POST
rename DB_ constants to SKOBA_DB_
add Db::getEnum
autoload traits as well as classes
update Validate to support expected values for GET/POST/etc
fix bug in ValidateThrow when handling arrays
move UserException to own file
fix how ->id works
clear data array when loading
return save status when updating
validate timestamp values
update Error class with a bunch of changes including SQS reporting and handling of error messages
support beginOr/beginAnd functions
add addGroup functions
improve escaping
move smarty include to main include file
add support for cache dir and css/js files
create utility class (currently for redirect())
create user class