Immanuel/nnn: My build of nnn with minor changes - nnn

My build of nnn with minor changes

Arun Prakash Jana b958fd0015 Update user scripts		6 lat temu
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auto-completion	Update completion scripts	6 lat temu
natool	Prepare for release v2.2	6 lat temu
nlay	Prepare for release v2.2	6 lat temu
quitcd	Document second method of adding quitcd to fish	6 lat temu
test	Fix test dir name	7 lat temu
user-scripts	Update user scripts	6 lat temu