add suport for hidden directories (least .obsidian)

[demetrebadzaradze]

feature request

hello
i needed to add some templates and i wanted it to be in hidden directory like .obsidian because it would be more elegant and i would know that it sorted. i think all plugins should use .obsidian directory. so can we please get that feature, it looks simple too.

people who want it

there is one dilution i found of people requesting this feature here, they have some solid points please check that out, but the main ones are:

1. To hide the Templates folder from the file tree.
2. convenience