For some reason the autobuilder does not know uint32_t but my Windows
system with VC2010 and my Linux system both do.
Refs #2434
This was SVN commit r14797.
Replace New dialog box with separate tools for resizing maps and
replacing terrain textures, to provide more power and to simplify the
problem of initialising map settings.
Fix engine to cope with dynamic map resizing.
Add JSON support to AtObj, to let C++ interact with JSON more easily.
This was SVN commit r9566.