Update README

Author: NMinhNguyen

README.md

@@ -1 +1,10 @@
-# modular
+# modular
+
+`modular` allows you to develop and deploy applications, written as JavaScript modules, across multiple repositories.
+
+It consists of a few parts:
+
+- a spec for tracking and resolving dependencies
+- a development server to write and debug code locally
+- a tool to build and deploy these assets
+- documentation and guidance