tpl driver foreach converted to preg_replace_callback()
turned off unit test for fenom tpl engine
tpl driver yf cleanup
tpl driver yf implemented {elseforeach}
tpl driver yf updated foreach
tpl unit tests updated
tpl unit tests updated
tpl driver converted conditions parsing code into preg_replace_callback()
tpl driver yf replaced multi_conds parsing code with preg_replace_callback()
tpl driver yf cleanup
cleanup