Reworked romfs using File description table
trying to add directory function back
rework mkromfs to support directory and linking
Fix bug regarding to wrong filename length count
Add Directory function, opendir and readdir, ls working base on those
Fixing Sub-directory
Fix readdir data address miscalculate bug
implemented ls -l
use romfs_file_t to clean up mkromfs.c
Simplify the calculation of directory hash in mkromfs.c
use dir to replace f in romfs_opendir for clean code
add seekdir; make ls accept more options at once; print file count
add .cling_complete
add make cdbg for cgdb support
resloving conflict
Merge Romfs Rework