perf(nvim): optimize start up time (#198)
perf(nvim): optimize start up time (#198)

* Only attempt to create undo directory if is does not yet exist.
* Don't shell out but use built-in functions
* Optimize (about 20 out of 30 ms) edge load time by deferring

Fixes #194
kaihowl/dotfiles,kaihowl/dotfiles,kaihowl/dotfiles,kaihowl/dotfiles,kaihowl/dotfiles