Adds classes `sidebar` and `nav` to navigation container in order to target it's anchor tags in css
Removes trailing whitespace from doc.jade template
Adds check for `input` in cases where `#input-private` is not present in the dom
Removes trailing slash from `data.pathPrefix` to fix `.//` issue in generated paths
Generate an `index.html` starter page if an `/index.js` page does not exist
Updates mixin name from `otherClasses` to `sidebarNav` to better reflect it's purpose
Adds `createIndex` flag to `cmd.js`
Adds `createIndex` flag docs to README.markdown
Adds newline at end of file for README.markdown so that it's inline with the editorconfig settings
Adds conditional statement to only run the `index.html` page creation if the `createIndex` flag is true
Adds test for `createIndex` flag