cluster development; P.A. 91-398 added provision re plans in municipalities contiguous to Long Island Sound; P.A. 95-239 amended Subsec. (a) to provide that the plan may make regulations re traprock ridgelines; P.A. 95-335 amended Subsec. (a) to change the name of the plan of development to the plan of conservation and development and authorized the plan to include provisions re greenways protection and development, effective July 1, 1995; P.A. 99-117 divided existing Subsec. (a) into (a) and (b), redesignating existing Subsec. (b) as (c), and amended Subsec. (b) by adding provision regarding explanation of failure to conduct review of the plan, effective January 1, 2000; P.A. 01-197 deleted former provisions and inserted new Subsecs. (a) to (h) which reorganized former provisions and authorized planning commissions to appoint special committees and to submit the plan to the legislative body of the town, broadened the scope of the plan to include cluster development, traprock and other ridgelines and neighborhood and district plans and made technical changes to form and content, effective July 1, 2001, and applicable to municipal plans of conservation and development adopted after that date; P.A. 03-19 made a technical change in Subsecs. (f) and (g), effective May 12, 2003; P.A. 05-205 amended Subsec. (c) to add Subdiv. (10) re protection and preservation of agriculture, amended Subsec. (d)(1) to redesignate subparagraphs and require the commission to consider focusing development and revitalization in areas with infrastructure, adding new Subpara. (B) re system of principal thoroughfares, revising new Subpara. (C) to add provisions re identification and promotion of areas of mixed use development patterns and land reuse, and revising new Subpara. (F) re growth