Put the info on testing from the command line into its own section

titled "Testing on the Command Line".


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@112972 91177308-0d34-0410-b5e6-96231b3b80d8

www/hacking.html

@@ -26,6 +26,7 @@
       <ul>
 	    <li><a href="#testingNonWindows">Testing on Unix-like Systems</a></li>
 	    <li><a href="#testingWindows">Testing using Visual Studio on Windows</a></li>
+	    <li><a href="#testingCommands">Testing on the Command Line</a></li>
 	  </ul>
       <li><a href="#patches">Creating Patch Files</a></li>
       <li><a href="#irgen">LLVM IR Generation</a></li>
@@ -172,6 +173,10 @@
   run the test from Visual Studio, right-click the clang-test project
   and select "Build".</p>
   
+  <!--=====================================================================-->
+  <h3 id="testingCommands">Testing on the Command Line</h3>
+  <!--=====================================================================-->
+
   <p>To run all the tests from the command line, execute a command like
   the following:</p>