[aliases] add a couple of minor mirage helpers
[emacs] unused for months; genuinely, i think it's dead
[install] rework install scripts; untested as yet
[emacs] try TeX input mode
[emacs] change magit invocation
[emacs] back to filladapt mode sometimes
whitespace
[emacs] for debugging filladapt-mode
[emacs] tweak merlin-mode
[vim] we mostly do want word-wrap i think (for demos anyway)
[ssh] add recoil stanza
[environment] move envfns from `sh-scripts` to `rc-files` since it's a dependency
[environment] tidy up sourcing of scripts
[ssh] remove dead entries