Documentation/NuttXCCodingStandard.html: Minor updates pointing out some similarities to the GNU coding standard.

Documentation/NuttXCCodingStandard.html

@@ -12,7 +12,7 @@
       <h1><big><font color="#3c34ec">
         <i>NuttX C Coding Standard</i>
       </font></big></h1>
-      <p>Last Updated: January 10, 2019</p>
+      <p>Last Updated: February 5, 2019</p>
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@@ -769,6 +769,10 @@ void some_function(void)
 
 <h2>1.4 <a name="braces">Braces</a></h2>
 
+<p>
+  In general, the use of braces in the NuttX coding standard is similar to the use of braces in the <a href="https://www.gnu.org/prep/standards/standards.pdf">GNU Coding standards</a> with a few subtle differences.
+</p>
+
 <p><b>Coding Standard:</b></p>
 <ul>
   <li>
@@ -956,9 +960,14 @@ int animals(int animal)
 
 <h2>1.5 <a name="indentation">Indentation</b></h2>
 
+<p>
+  In general, the indentation in the NuttX coding standard is similar to the indentation requirements of the <a href="https://www.gnu.org/prep/standards/standards.pdf">GNU Coding standards</a> with a few subtle differences.
+</p>
+
 <p>
   <b>Indentation Unit</b>.
   Indentation is in units of two spaces; Each indentation level is twos spaces further to the right than the preceding identation levels.
+  TAB characters may not be used for indentation.
 </p>
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