Change of content inside About.cshtml and Privacy.cshtml

Filled About and Privacy pages with necessary information.

SginalRChatTest/Pages/About.cshtml

@@ -1,5 +1,9 @@
 @page
 
 @{
-    <h1>About page</h1>
+    ViewData["Title"] = "About site";
 }
+<h1>@ViewData["Title"]</h1>
+<p>This page uses <b>SignalR</b> which provides real-time synchronization of client with server. <i>This service is necessary to make a Chat Room.</i></p>
+<p>For design the page is using <b>Bootstrap 4</b> with Free Licenced code for some of the looks.</p>
+<p>This page was made by <b>Aleksander Froń</b> and <b>Bartosz Leżyński</b> as project for <b>Programowanie Aplikacji Sieciowych</b>.</p>

SginalRChatTest/Pages/Privacy.cshtml

@@ -5,4 +5,6 @@
 }
 <h1>@ViewData["Title"]</h1>
 
-<p>Use this page to detail your site's privacy policy.</p>
+<p>Only data that this site is collecting are things that you inputted into one of places intended for it (ex. Login, Password, Messages).</p>
+<p>The site is collecting messages only for the purpose to load the most recent ones into the screen of someone that logged onto the site.</p>
+<p>While the site is collecting the messages it is also keeping track of when was the message sent and by whom.</p>