* chore: cleanup LU(W)string writing
and add methods for reading
remove redunent "packet" from packet reading helpers
move write header to bitstreamutils since it's not packet related
add tests for reading/writing LU(W)Strings
* remove un-needed function defintions in header
* make reading and writing more efficient
* p
p
* quotes
* remove unneeded default
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Co-authored-by: David Markowitz <39972741+EmosewaMC@users.noreply.github.com>
