Don't do shell quoting for weird chars (#1079)

* Don't do shell quoting for weird chars

This would prevent tabs from being escaped as `$'\t'` (definitely not what I would want to see as initial value in the search).

* Do different escape.

shell/key-bindings.zsh

@@ -60,7 +60,7 @@ fzf-history-widget() {
   local selected num
   setopt localoptions noglobsubst noposixbuiltins pipefail 2> /dev/null
   selected=( $(fc -l 1 |
-    FZF_DEFAULT_OPTS="--height ${FZF_TMUX_HEIGHT:-40%} $FZF_DEFAULT_OPTS --tac -n2..,.. --tiebreak=index --bind=ctrl-r:toggle-sort $FZF_CTRL_R_OPTS --query=${(q)LBUFFER} +m" $(__fzfcmd)) )
+    FZF_DEFAULT_OPTS="--height ${FZF_TMUX_HEIGHT:-40%} $FZF_DEFAULT_OPTS --tac -n2..,.. --tiebreak=index --bind=ctrl-r:toggle-sort $FZF_CTRL_R_OPTS --query=${(qqq)LBUFFER} +m" $(__fzfcmd)) )
   local ret=$?
   if [ -n "$selected" ]; then
     num=$selected[1]