add addtheme.sh, updated instructions, make scripts run from outside of themes directory

addtheme.sh

@@ -0,0 +1,33 @@
+#!/usr/bin/env bash
+
+currentdir="$(pwd)"
+rofi_theme_sdir="$(dirname $0)"
+
+main() {
+    cd "${rofi_theme_dir}"
+    theme=$(rofi -dump-xresources-theme | sed "s/User: $USER/User: $user/g")
+    read -p "Give your Theme a Name: " name
+    echo "Saving current rofi theme..."
+    echo ""
+    echo "Filename:  Themes/${name}.theme"
+    echo "User:      ${user}"
+    echo ""
+    echo "Theme saved. You can now run 'update.sh' to update this repository"
+    echo "${theme}" > "Themes/${name}.theme"
+    cd "${currentdir}"
+}
+
+case $1 in
+    --user)
+        user="${2}" main
+        ;;
+    --help|-h)
+        echo "This script stores current rofi theme in Themes subfolder"
+        echo ""
+        echo "Arguments:"
+        echo "--user \"USER\"    Uses specified Username in theme file. Otherwise uses login name"
+        ;;
+    *)
+        user=$USER main
+esac
+