Auto-create a sensible version file. Copy the vector dir so we can put it in there rather than creating files in the main vector dir.

scripts/package.sh

@@ -6,9 +6,10 @@ version=`git describe --dirty --tags || echo unknown`
 
 npm run build
 mkdir -p packages
-ln -s vector vector-$version
+cp -r vector vector-$version
+echo $version > vector-$version/version
 tar chvzf packages/vector-$version.tar.gz vector-$version
-rm vector-$version
+rm -r vector-$version
 
 echo
 echo "Packaged packages/vector-$version.tar.gz"