created stand data type
add definitions for stand
added preliminary constructor
Merge branch 'master' into stand
to include header changes
flesh out stand type; add comments
added color query method framework
fix null dereference bug in new_grid
add debug print method; more work on color getter
fix color getter; add new c# class for helper methods for the engine.
renamed c# exe to "frontend.exe", should contain bytecodes for all
classes.
refine stand data type
add clone_grid method
added rotate_grid method and static rebuild_lookup for internal use
correct typo
separate origin find into its own method; it will be reused in future functions
add stand.h; move appropriate declarations there
finish color getter; create first color constants --
also miscellaneous consistency changes and bugfixes
use exact ineger types to match mono primatives
fix header dependencies
"fix" stack corruption in color getter
complete stand definition