Expand abbreviations at the beginning of commands as discussed in https://github.com/fish-shell/fish-shell/issues/731
Fix "command not found" handler behaviour.
Fix tabs in share/functions/__fish_config_interactive.fish
Fix a C++11 compile error with clang.
https://github.com/mxcl/homebrew/pull/22016#issuecomment-23222977
Rearrange the PATH to respect the order defined in /etc/paths (#927) and
to prepend it to $PATH instead of appending it (#950)
Fix to respect the order of paths in /etc/paths (oops)
add -O and -G to test command

they are available on Linux and OS X, and now ported to fish
use wstat in test command to follow symbolic link
Merge remote-tracking branch 'upstream/master'