[cygwin][vim] Auto-download vandomkeyhint before VkhAdd is called.
[freebsd91p7][vim] Keep default vim unrich; alias vim rich.
[freebsd91p7][vim] Fix vi/vim alias for correct RICH/UNRICH config.
[u104][env] 1. Fix vip alias. 2. New u104 local bash in local/etc folder.