include packages as submodules

[dotemacs] / packages / swiper

diff --git a/packages/swiper b/packages/swiper
new file mode 160000 (submodule)
index 0000000..7e188d5
--- /dev/null
+++ b/packages/swiper
@@ -0,0 +1 @@
+Subproject commit 7e188d54e74b779759513a66882126e42fac32b9