Criminal Convictions; Revising the principles embodied by the Criminal Punishment Code as it relates to punishment and rehabilitation; authorizing the Department of Corrections to grant deductions from sentences in the form of good behavior time, rehabilitation credits, and outstanding deed awards, rather than solely for gain-time, for specified purposes; revising the “tentative release date” the department must calculate for each prisoner based on his or her good behavior time, rehabilitation credits, and outstanding deed awards; requiring the department to grant good behavior time, rather than basic gain-time, as a means of encouraging satisfactory behavior and developing character traits necessary for successful reentry to the community, subject to certain conditions, etc.