File size formatting

The "camp_filesize_format" modifier formats an integer in Byte specific multiples:

{{ <integer>|camp_filesize_format:"<filesize_format>" }} 

<filesize_format> may take one of the following values:

• TB: for displaying the size in terabytes
• GB: for displaying the size in gigabytes
• MB: for displaying the size in megabytes
• KB: for displaying the size in kilobytes
• B: for displaying the size in bytes