Move scripts into respective directories

Having a general script folder makes little sense if the scripts are
targeted to specific applications. This commit moved every script that
solely, or mainly (like ueberzug), targets a single application into
that respective stow module.

vifm/.local/bin/vifmrun

@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+export FIFO_UEBERZUG="/tmp/vifm-ueberzug-${PPID}"
+
+function cleanup {
+    rm "$FIFO_UEBERZUG" 2>/dev/null
+    pkill -P $$ 2>/dev/null
+}
+pkill -P $$ 2>/dev/null
+rm "$FIFO_UEBERZUG" 2>/dev/null
+mkfifo "$FIFO_UEBERZUG" >/dev/null
+trap cleanup EXIT 2>/dev/null
+tail --follow "$FIFO_UEBERZUG" | ueberzug layer --silent --parser bash 2>&1 >/dev/null &
+
+vifm $1
+cleanup