§ 15-107. Release of partner.  A  release  of  a  partner  from  a  partnership liability  shall  release  his  co-partners  from  the  same  liability  to  the  creditor giving the release, but after a partnership  has been dissolved, by consent or otherwise,  any  partner  may  make  a  separate  composition  or  compromise with any partnership creditor, and  such composition or compromise shall discharge from such  liability  the  partner making it, and him only.