readme fixed indent

Author: b-g

README.md

@@ -168,4 +168,4 @@ Update API documentation:
 -   ASE (Adobe Swatch Exchange) exporting is based on [node-ase-utils](https://github.com/DominikGuzei/node-ase-utils) by Dominik Guzei
 -   Wacom tablet support (only Firefox and Safari) based on Wacom Plugin Table Values [Demo](http://www.wacomeng.com/web/TestFBPluginTable.html)
 -   Azimuth and Altitude calculation function copy and paste from [JPEN](http://jpen.sourceforge.net/api/current/src-html/jpen/PLevel.html)
--         API documentation generated with [documentation.js](https://github.com/documentationjs/)
+-   API documentation generated with [documentation.js](https://github.com/documentationjs/)