added first() method to Collection
createFragmentFromArray now accepts arrays of arrays and linearises them
PSR2 rename of Debug::set_on
Collection::current() now checks valid()
added artfulrobot.queryString as pre-parsed query string
reworked Debug class
Debugger: more dev on new one
PDO - clearer debug calls
PDO_ModelMultiplePK::loadCached bugfix (old code never worked)
debug: more tweaking
removed abstract from static getConnection; buildCollection and bulkDelete now use sqlWhere()
more debugger refinements
added get|set State functions
dev: couple of minor changes while trying to upgrade PNP site to PSR2 stuff
dev: one more
debugger
PDO_Model work
Collection now takes anon fn for find criteria
Model now has loadFirstMatch()
AJAX_Request tweajs