Also various clean ups for DB::IO
- fix PGSQL array to PHP
- add bool/literal escape to SQL
- fix literal escape to call correct php array
- move functions to correct place
Move autolaoder loading from config.master.php to config.php and before
we read config.master.php
The read env function has moved into a class and is launched after the
auto loader has been loaded
DB IO class update with better error reporting with last error set and
error history of all errors in order.
TODO: per query or per action error grouping
