Add impress-extras as git submodule

This adds extra addons, which are 3rd party libraries, into extras/ * Highlight.js * Markdown.js * Mathjax.js * Mermaid.js
2017-11-05 18:42:27 +02:00
1 parent d6c6cd47c2
commit 003664c840
@@ -0,0 +1,3 @@
+[submodule "extras"]
+	path = extras
+	url = https://github.com/impress/impress-extras