Improving model:find_by_id and model:get_post. Fixing incorrect integer bug when sending an empty id through form.
Improving model:find_by_id and model:get_post. Fixing incorrect integer bug when sending an empty id through form.

ignacio/sailor,noname007/sailor,hallison/sailor,Etiene/sailor,mpeterv/sailor,felipedaragon/sailor,mpeterv/sailor,felipedaragon/sailor,Etiene/sailor,sailorproject/sailor,jeary/sailor,ignacio/sailor