Working on the client side map code (read more)

I've also added in some debug code to the map classes, because I was
hunting down a std::bad_alloc beingthrown. Turns out I forgot to set the
map sizes in the client's InWorld constructor. I'm committing the fix, and
the debug code.

common/map/region.cpp

@@ -21,6 +21,12 @@
 */
 #include "region.hpp"
 
+#include <stdexcept>
+#include <iostream>
+
+//decorator
+#define TRY(x) try { x } catch(std::exception& e) { throw std::runtime_error(std::string() + e.what() + ": " + #x); }
+
 Region::Region(int argWidth, int argHeight, int argDepth, int argX, int argY):
 	width(argWidth),
 	height(argHeight),
@@ -28,11 +34,11 @@ Region::Region(int argWidth, int argHeight, int argDepth, int argX, int argY):
 	x(argX),
 	y(argY)
 {
-	tiles = new type_t**[width];
+	TRY(tiles = new type_t**[width];)
 	for (register int i = 0; i < width; ++i) {
-		tiles[i] = new type_t*[height];
+		TRY(tiles[i] = new type_t*[height];)
 		for (register int j = 0; j < height; ++j) {
-			tiles[i][j] = new type_t[depth];
+			TRY(tiles[i][j] = new type_t[depth];)
 			for (register int k = 0; k < depth; ++k) {
 				tiles[i][j][k] = 0;
 			}