Numerics: 4.8.0-beta01 docs update

ReleaseNotes.html

@@ -59,6 +59,12 @@
                     
 <h1><a name="Math-NET-Numerics-Release-Notes" class="anchor" href="#Math-NET-Numerics-Release-Notes">Math.NET Numerics Release Notes</a></h1>
 <p><a href="ReleaseNotes.html">Math.NET Numerics</a> | <a href="ReleaseNotes-MKL.html">MKL Provider</a> | <a href="ReleaseNotes-OpenBLAS.html">OpenBLAS Provider</a> | <a href="ReleaseNotes-Data.html">Data Extensions</a></p>
+<h3><a name="4-8-0-beta01-2019-04-28" class="anchor" href="#4-8-0-beta01-2019-04-28">4.8.0-beta01 - 2019-04-28</a></h3>
+<ul>
+<li>Optimization: Levenberg-Marquardt, Trust-Region Dogleg <em>~Jong Hyun Kim</em></li>
+<li>BUG: Optimization: Nelder-Mead-Simplex did not return the best evaluated point in some cases <em>~Eric Scott Salem</em></li>
+<li>Factorial: first 170 values now constant (data segment) instead of precomputed on first use <em>~Portalez Regis</em></li>
+</ul>
 <h3><a name="4-7-0-2018-11-11" class="anchor" href="#4-7-0-2018-11-11">4.7.0 - 2018-11-11</a></h3>
 <ul>
 <li>Special Functions: Airy functions Ai, Bi <em>~Jong Hyun Kim</em></li>