sbcli: better prompt; zsh: better prompt and cowsay

zshrc

@@ -105,11 +105,11 @@ function rprompt-git-current-branch {
         color=%B%F{blue}
     fi
 
-    echo "on %{$fg[white]%}$color$name$action%f%b %{$reset_color%}"
+    echo "%{$fg[white]%}$color$name$action%f%b%{$reset_color%} ∧ "
 }
 
-RPROMPT='`rprompt-git-current-branch`'
-RPROMPT+="%{$reset_color%}∈ %{$fg[yellow]%}%~%{$reset_color%}"
+RPROMPT='∈ `rprompt-git-current-branch`'
+RPROMPT+="%{$reset_color%}%{$fg[yellow]%}%~%{$reset_color%}"
 
 save_dotfiles(){
     local DOTPATH=~/Documents/Code/Github/.dotfiles/
@@ -198,7 +198,7 @@ function ghcl {
   git clone git@github.com:$1.git
 }
 
-fortune | cowsay
+fortune | cowsay -f koala
 
 # eval `opam config env`