[Issue 15972] range of chars doesn't work with joiner with literal delimiters

[via Digitalmars-d-bugs]

https://issues.dlang.org/show_bug.cgi?id=15972

--- Comment #1 from Sobirari Muhomori <dfj1es...@sneakemail.com> ---
What I have in mind:
1. Move autodecoding algorithms to undead.
2. Remove autodecoding from algorithms.
3. Have dfix rewrite std.algorithm to undead.algorithm

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