remove reference to the beta section on the webpage

Author: waddella

docs/index.html

@@ -33,7 +33,7 @@ <h1 class="title">loon - interactive data visualization</h1>
 document.getElementById("home").className += " selected";
 </script>
 <h1 id="introduction">Introduction</h1>
-<p><code>loon</code> is a toolkit for interactive data visualization and exploration. Currently, <code>loon</code> is embedded in <code>R</code> and <code>Tcl</code>. Please see the <a href="beta.html">beta section</a> for the current state of the software.</p>
+<p><code>loon</code> is a toolkit for interactive data visualization and exploration. Currently, <code>loon</code> is embedded in <code>R</code> and <code>Tcl</code>.</p>
 <ul>
 <li><p>To issue a bug report use the <a href="https://github.com/waddella/loon/issues">github issue tracker</a>.</p></li>
 <li><p>You can fork <code>loon</code> <a href="https://github.com/waddella/loon">on github</a>.</p></li>

website/md/index.md

@@ -14,9 +14,7 @@ header-includes:
 # Introduction
 
 `loon` is a toolkit for interactive data visualization and
-exploration. Currently, `loon` is embedded in `R` and `Tcl`. Please
-see the [beta section](beta.html) for the current state of the
-software.
+exploration. Currently, `loon` is embedded in `R` and `Tcl`.
 
 * To issue a bug report use the
 [github issue tracker](https://github.com/waddella/loon/issues).