SVN handles and Git names are merged into one person.
Handle the absence of voxel and parental lock .txt files correctly
Avoids showing the user a nonsensical error message and prevents aborting in debug builds.
Bump MAXXDIM from 7680 to 10240
Implement ifmatch subtoken for voxel token
Note that due to the nature of the voxel token, this subtoken must appear *before* any tile subtokens in order to take effect.
Factor a new vox_clearid() out from vox_undefine()
Apply minor cosmetic cleanup to voxel token code
