[development] Core scripts cleanup

[Morbus Iff]

> As an aside, sympal uses command line PHP. This requires two
> things that are not available for most users: ssh and php-cli. Is

Well, no, both of those are pretty commonly available - the problem is 
the number of users who /get a shell at their host/ - that's a much 
bigger "what if?" then whether ssh or php-cli is installed.

-- 
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