fixed menu problem in lander code
reordered folders
set up initial resource generation for Issue #8
sundry tweaks
cleaned up initial resources code
Resources now somewhat sensitive to altitude...
acceptable resource generation... but cleanup necessary
resources for top level is pretty good now
fixed the problem where resources didn't track terrain
fixed issue #71 while I was at it
fixes #70
zoom seems to be working better
fixes #72
Basic multi-level resources
pretty happy with resources now...
fixed map blackening when zooming out near map edges
Merge branch 'resources' into prototype
sundry tweaks
GREATLY improved zoom performance and other fixes
quick comment update