Code review and code optimization (method get_ram_info).
beep doesn't work with 'is_file' check, changed to 'file_exists'.
update the language file
Can't use ntfsfix...But I'll keept it on the software repository
Tune graid5 depending of available RAM
add a function for detecting available RAM
Add a check for GPT use with UFS only
Update readme.txt
Fix bug in ftp service webgui.
Modify splash screen (imitate homepage design).
