Update snippy to execute bash script in scripts dir

snippy

@@ -9,6 +9,7 @@
 #    . go up for block snippet for gui paste
 #  . ##noparse header in snippet to not parse
 #  . execute command begining by $
+#  . execute bash script in $snippets_directory/scripts
 #
 # augmented by "opennomad": https://gist.github.com/opennomad/15c4d624dce99066a82d
 # originally written by "mhwombat": https://bbs.archlinux.org/viewtopic.php?id=71938&p=2
@@ -37,12 +38,6 @@
 #    TIP: If you're using XMonad, add something like this to xmonad.hs
 #      ((mod4Mask, xK_s), spawn "/path/to/snippy")
 #
-# 4. Set variables in ~/.snippy.conf. for example
-#    MENU_ENGINE="dmenu"
-#    DMENU_ARGS=' -p snippy -fn arial -sf green'
-#    ZENITY_ARGS='--list --hide-header --column=Snippet --text=snippy'
-#    GUIPASTE="xdotool key ctrl+v"
-#    CLIPASTE="xdotool key ctrl+shift+v"
 
 readonly snippets_directory=${HOME}/.snippy
 readonly MENU_ENGINE="rofi"
@@ -122,6 +117,8 @@ run() {
         # don't parse file with the ##noparse header
         if grep -qE "^##noparse" "${snippets_directory}/${snippet}"; then
             content="$( tail -n +2 "${snippets_directory}/${snippet}" )"
+        elif [[ $(dirname "${snippet}") == 'scripts' ]] && grep -qE "^#!/bin/bash" "${snippets_directory}/${snippet}"; then
+            content="$( bash "${snippets_directory}/${snippet}" )"
         else
             content="$( bashdown < "${snippets_directory}/${snippet}" )"
         fi