Revert "avoid replacing "/home/user-alt" by "~-alt""
Revert "avoid replacing "/home/user-alt" by "~-alt""

Doesn't work in home folder as $HOME and $PWD don't have any trailing "/".
This reverts commit 4a64c6ccec5efe49e2feb7a78dff556638088093.

joshuarubin/dotfiles,pkkolos/liquidprompt,dtschan/liquidprompt,tsbarnes/liquidprompt,nojhan/liquidprompt,tocomo/liquidprompt,elementalvoid/liquidprompt,smadhueagle/liquidprompt,dan-cleinmark/liquidprompt,tkuminecz/liquidprompt,enrdstrm/liquidprompt,colinlieberman/liquidprompt,jaesivsm/liquidprompt,illwieckz/liquidprompt,jonathanjsimon/liquidprompt,milouse/liquidprompt,mathieumd/liquidprompt,timhyson/liquidprompt,joshuarubin/dotfiles,BobHood/liquidprompt,tstone2077/liquidprompt,lyoshenka/liquidprompt,dpilone/liquidprompt,joshuarubin/dotfiles,alexprengere/liquidprompt,joshuarubin/dotfiles,laurentbardin/liquidprompt,kenrachynski/liquidprompt