As discussed in #55

As discussed in #54

See: ftp://ftp.vim.org/pub/vim/patches/7.4/7.4.260

We have iconv.

[zsh-keybinding] Remove tailing substitution

Fix fzf-history-widget to strip `*` from history lines when using tmux and fc

Update sed regex to strip "*" from history lines when using tmux and fc
e.g. "637* ls -a"

Fixes the problem reported by @elemakil. For some reason unknown,
sometimes the escape sequences of arrow keys are prefixed by 27-79
instead of the ordinary 27-91.