Add trailing comma on folders in plug=none

According to issue 134.
Profiler: use Unicode.
Plans update.
Dependency Update.
Using npm library ot.

Also including required libraries to ease reproducibility.
More accurate one-line description.
Loading raw data saves the cache to disk.

This allows to have up-to-date information when loading files with no plug.
Fixes #136.
Makefile: `make load` copies .DS-Store
Add restart target (shortcut for stop followed by start, make it the default).
Add time and timezone offset to DATE for better backup granularity.
Declare restart as .PHONY
Update DATE variable comment, mentioning ISO8601
Avoid hard-coding the path separator (/).
Updated / expanded future ideas.
Package update + `path` parser.

The `path` parser / escaper is used to make it easy to solve issues related to
issue #38.