Fixed Q/columns tool. Consider not only top offset but also bottom during calculation height of columns.
Fixed Q/columns tool.
Consider not only top offset but also bottom during calculation height of columns.

AndreyTepaykin/Platform,Qbix/Platform,AndreyTepaykin/Platform,AndreyTepaykin/Platform,EGreg/Platform,Qbix/Platform,EGreg/Platform,Qbix/Platform,AndreyTepaykin/Platform,EGreg/Platform,Qbix/Platform,EGreg/Platform