Added some docs

Author: matthewp

readme.md

@@ -3,3 +3,29 @@
 A table of contents for use with [bit-docs-generate-html](https://github.com/bit-docs/bit-docs-generate-html).
 
 ![toc](https://cloud.githubusercontent.com/assets/361671/18181878/6dd11318-705b-11e6-88e1-133c355742c9.gif)
+
+## Use
+
+To use, add bit-docs-html-toc to your bit-docs dependencies in package.json:
+
+```json
+{
+  ...
+
+  "bit-docs": {
+    "dependencies": {
+      "bit-docs-html-toc": "$VERSION"
+    }
+  }
+}
+```
+
+Where `$VERSION` is the latest version on npm.
+
+In your template add a class **on-this-page-container**:
+
+```js
+<div class="on-this-page-container"></div>
+```
+
+The table of contents will be injected into this element at run time.