This change was made in order to allow things produced with Odin and using Odin's core library, to not require the LICENSE to also be distributed alongside the binary form.
In `.Multiline` mode:
- `^` is now defined to assert the start of the string or that a "\n" or
"\r" rune was parsed on last VM dispatch.
- `$` is now defined to consume a newline sequence of "\n", "\r", or
"\r\n" or to assert the end of the string.
