[fix] about.html: fix small inconsistencies in about page (#2219)

searx/templates/__common__/about.html

@@ -7,7 +7,7 @@
     while not storing information about its users.
   </p>
 
-  <p>More about searx ...</p>
+  <p>More about searx...</p>
 
   <ul>
     <li><a href="https://github.com/asciimoo/searx">github</a></li>
@@ -49,10 +49,11 @@
 
     It provides basic privacy by mixing your queries with searches on other
     platforms without storing search data. Queries are made using a POST request
-    on every browser (except chrome*).  Therefore they show up in neither our
-    logs, nor your url history.  In case of Chrome* users there is an exception,
-    searx uses the search bar to perform GET requests.
-
+    on every browser (except Chromium-based browsers*).  Therefore they show up 
+    in neither our logs, nor your url history. In the case of Chromium-based
+    browser users there is an exception: searx uses the search bar to perform GET
+    requests.
+    
     Searx can be added to your browser's search bar; moreover, it can be set as
     the default search engine.
   </p>
@@ -66,8 +67,8 @@
 
   <ul>
     <li><a href="https://support.mozilla.org/en-US/kb/add-or-remove-search-engine-firefox">Firefox</a></li>
-    <li><a href="https://support.microsoft.com/en-us/help/4028574/microsoft-edge-change-the-default-search-engine" >Microsoft Edge</a></li>
-    <li>Chrome based browsers <a href="https://www.chromium.org/tab-to-search">only add websites that the user navigates to without a path.</a>
+    <li><a href="https://support.microsoft.com/en-us/help/4028574/microsoft-edge-change-the-default-search-engine">Microsoft Edge</a></li>
+    <li>Chromium-based browsers <a href="https://www.chromium.org/tab-to-search">only add websites that the user navigates to without a path.</a>
   </ul>
 
   <h2>Where to find anonymous usage statistics of this instance ?</h2>
@@ -86,7 +87,7 @@
   <p>
     Add your searx instance to this <a href="{{ brand.PUBLIC_INSTANCES }}"> list
     of public searx instances</a> to help other people reclaim their privacy and
-    make the Internet freer!  The more decentralized the Internet is, the more
+    make the Internet freer! The more decentralized the Internet is, the more
     freedom we have!
   </p>