added allmende where players can build

buildings.lua

@@ -92,6 +92,8 @@ local buildings = {
 	{scm="well_7",          yoff= -1, orients={0}, farming_plus=0, avoid='well', typ='well', weight={medieval=1/12, single=1/2}, pervillage=4},
 	{scm="well_8",          yoff= 0, orients={0}, farming_plus=0, avoid='well', typ='well',  weight={medieval=1/12, single=1/2}, pervillage=4},
 
+	{scm="allmende_3_90",   yoff=-2, orients={0}, farming_plus=0, avoid='', typ='allmende',  weight={medieval=3,taoki=3,nore=3,logcabin=1,grasshut=1}, pervillage=1},
+
 	{scm="tree_place_1",    yoff= 1, orients={0}, farming_plus=0, avoid='', typ='village_square', weight={medieval=1/12}, pervillage=1},
 	{scm="tree_place_2",    yoff= 1, orients={0}, farming_plus=0, avoid='', typ='village_square', weight={medieval=1/12}, pervillage=1},
 	{scm="tree_place_3",    yoff= 1, orients={0}, farming_plus=0, avoid='', typ='village_square', weight={medieval=1/12}, pervillage=1},

protection.lua

@@ -47,6 +47,9 @@ minetest.is_protected = function(pos, name)
 			  and p.z <= pos.z and (p.z + p.bsizez) >= pos.z) then
 				if( p.owner and p.owner == name ) then
 					return false;
+				-- the allmende can be used by all
+				elseif( mg_villages.BUILDINGS[p.btype] and mg_villages.BUILDINGS[p.btype].typ=="allmende" ) then
+					return false;
 				-- the player cannot modify other plots, even though he may be house owner of another house and be allowed to modify common ground
 				else
 					return true;