Fix linting errors

Author: Franklin Henderson

src/components/Form.js

@@ -26,12 +26,12 @@ export const Legend = ({ children, ...otherProps }) =>
   <legend {...otherProps}>{children}</legend>;
 
 export const Form = ({ children, vertical, ...otherProps }) =>
-  <form className={vertical ? "form-vertical" : "form-horizontal"} {...otherProps}>{children}</form>;
+  <form className={vertical ? 'form-vertical' : 'form-horizontal'} {...otherProps}>{children}</form>;
 
 export const FormGroup = ({ children, error, label, required, vertical }) =>
   <div className={`form-group ${error ? 'has-error' : ''}`}>
     {label ? <Label vertical={vertical} className={!vertical ? 'col-sm-3' : ''} required={required}>{label}</Label>
-           : <div className={!vertical ? "col-sm-3" : ''} />}
+           : <div className={!vertical ? 'col-sm-3' : ''} />}
     <div className={!vertical ? 'col-sm-5' : ''}>
       {children}
     </div>

src/components/Sidebar.js

@@ -2,7 +2,7 @@ import classNames from 'classnames';
 import React, { PropTypes } from 'react';
 import './Sidebar.css';
 
-export const NavItem = ({ label, grouped = false, expanded = false, linkTo }) => {
+export const NavItem = ({ label, grouped = false, expanded = false /* , linkTo */ }) => {
   const classes = classNames({
     indent: grouped,
     collapse: grouped && !expanded,