New Wkv Format
[Version == "2"]\n
([Group Permission Overrides - Header string (x=x)]\n)*
\n
([User Permission Overrides - Header string (x=x)]\n)*
\n
[Revision - 8 byte value in Little Endian]\n
[Revision Type - 1 byte value]\n
[Time - 8 byte value in Little Endian]\n
[Editor - String]\n
[Editor Hostname/IP - String]\n
(
Header block
[Revision Type - 1 byte value]\n
[Time - 8 byte value in Little Endian]\n
[Editor - String]\n
[Editor Hostname/IP - String]\n
[Size - 8 byte value in Little Endian]\n
[Diff]\n
)*