readme update

.gitignore

@@ -3,4 +3,5 @@ target/
 .idea/
 *.swp
 dist/
+dist-zip/
 import/

bin/zip-all.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+
+if [ $(uname -s) = Darwin ]; then
+    basedir=$(dirname $(cd "$(dirname "$0")"; pwd -P))
+else
+    basedir=$(dirname $(dirname $(readlink -fm $0)))
+fi
+
+if [ $# -eq 0 ]; then
+  echo "Specify a version number for the release zip"
+  exit
+fi
+
+rm -fr "$basedir/dist-zip"
+mkdir -p "$basedir/dist-zip"
+
+VERSION=$1
+
+cd "$basedir/dist"
+for i in linux linux-gui mac mac-gui win win-gui; do zip -r9 "$basedir"/dist-zip/${i}.${VERSION}.zip ${i}; done
+cd ..
+
+du -sh  "$basedir/dist-zip/"*.zip