docs update and copyright year bump

docs/general.html

@@ -50,7 +50,7 @@
               <p>For function reference and examples we assume, that we imported <span class="code">systeminformation</span> as follows:</p>
               <pre><code class="js">const si = require('systeminformation');</code></pre>
               <h2>Lib-Version and Time/Timezone</h2>
-              <p>The first two functions just gibe back system information library version and time/timezone information of your machine:</p>
+              <p>The first two functions just give back systeminformation library version number and time/timezone information of your machine. These are the only two functions not returning a promise (so they are not async functions):</p>
               <table class="table table-sm table-bordered table-striped">
                 <thead>
                   <tr>
@@ -208,7 +208,7 @@
         </div>
         <div class="col-lg-4 col-12">
           <ul class="list-unstyled">
-            <li><a href="https://www.plus-innovations.com">&copy; 2019 Sebastian Hildebrandt, +innovations</a></li>
+            <li><a href="https://www.plus-innovations.com">&copy; 2020 Sebastian Hildebrandt, +innovations</a></li>
             <li><a href="copyright.html">Copyright &amp; License</a></li>
             <li><a href="trademarks.html">Trademarks</a></li>
             <li><a href="https://github.com/sebhildebrandt/systeminformation/blob/master/LICENSE"><img src="https://img.shields.io/badge/license-MIT-blue.svg?style=flat-square" alt="MIT license" /></a></li>