Add weekday names
Add hg progress bar and more

1. Add wine path
2. Add a slash after $PWD so that I won't find commands there
Make included codes returning back

And move gdb history to $DIRNAME
Add uptime in zsh $PROMPT
Add wine64 alias and split win 32/64 installations

And fix a bug: in my.zsh-theme, exit codes should be preserved in
print_uptime for use in prompt_if_error
Use python2 as default
gdbinit: Stay in parent when fork

And check whether wine exists in init_wine