Added showdebug command.
Also:
* Added an exported constructor to RChildProcess so the iProcess handle was set to zero on construction.
* Fixed bug in fshell_builddocs script that created HTML relative links with backslashes instead of forward slashes.
EXPORTS
?CreateLogicalDevice@@YAPAVDLogicalDevice@@XZ @ 1 NONAME ; class DLogicalDevice * CreateLogicalDevice(void)